0001001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 1001002 - Statement - CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 1002003 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 1003004 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME link:presentationLink link:calculationLink link:definitionLink 1004005 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 1005006 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 2101101 - Disclosure - Organization, Business and Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 2202201 - Disclosure - Organization, Business and Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 2403401 - Disclosure - Organization, Business and Significant Accounting Policies (Details) link:presentationLink link:calculationLink link:definitionLink 2104102 - Disclosure - Acquisitions link:presentationLink link:calculationLink link:definitionLink 2305301 - Disclosure - Acquisitions (Tables) link:presentationLink link:calculationLink link:definitionLink 2406402 - Disclosure - Acquisitions - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2407403 - Disclosure - Acquisitions - Summary of Acquisition by Acquisition (Details) link:presentationLink link:calculationLink link:definitionLink 2108103 - Disclosure - Contract Assets and Liabilities link:presentationLink link:calculationLink link:definitionLink 2309302 - Disclosure - Contract Assets and Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 2410404 - Disclosure - Contract Assets and Liabilities - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2411405 - Disclosure - Contract Assets and Liabilities - Summary of Contract Assets (Details) link:presentationLink link:calculationLink link:definitionLink 2412406 - Disclosure - Contract Assets and Liabilities - Summary of Contract Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2413407 - Disclosure - Contract Assets and Liabilities - Summary of Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2414408 - Disclosure - Contract Assets and Liabilities - Contracts in Process (Details) link:presentationLink link:calculationLink link:definitionLink 2415409 - Disclosure - Contract Assets and Liabilities - Summary of Net Asset Position for Contracts in Process (Details) link:presentationLink link:calculationLink link:definitionLink 2116104 - Disclosure - Lease Obligations link:presentationLink link:calculationLink link:definitionLink 2317303 - Disclosure - Lease Obligations (Tables) link:presentationLink link:calculationLink link:definitionLink 2418410 - Disclosure - Lease Obligations - Additional information (Details) link:presentationLink link:calculationLink link:definitionLink 2419411 - Disclosure - Lease Obligations - Summary of Lease-Related Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2420412 - Disclosure - Lease Obligations - Summary of The Lease Terms and Discount Rates (Details) link:presentationLink link:calculationLink link:definitionLink 2421413 - Disclosure - Lease Obligations - Summary of Lease Related Costs (Details) link:presentationLink link:calculationLink link:definitionLink 2422414 - Disclosure - Lease Obligations - Summary of Other and Supplemental Cash Flow Information Related to Leases (Details) link:presentationLink link:calculationLink link:definitionLink 2423415 - Disclosure - Lease Obligations - Schedule of Future Minimum Lease Payments (Details) link:presentationLink link:calculationLink link:definitionLink 2423415 - Disclosure - Lease Obligations - Schedule of Future Minimum Lease Payments (Details) link:presentationLink link:calculationLink link:definitionLink 2423415 - Disclosure - Lease Obligations - Schedule of Future Minimum Lease Payments (Details) link:presentationLink link:calculationLink link:definitionLink 2124105 - Disclosure - Fair Value Measurements link:presentationLink link:calculationLink link:definitionLink 2125106 - Disclosure - Accounts Receivable link:presentationLink link:calculationLink link:definitionLink 2326304 - Disclosure - Accounts Receivable (Tables) link:presentationLink link:calculationLink link:definitionLink 2427416 - Disclosure - Accounts Receivable - Schedule of Accounts Receivable (Details) link:presentationLink link:calculationLink link:definitionLink 2428417 - Disclosure - Accounts Receivable - Summary of Allowance for Doubtful Accounts Activity (Details) link:presentationLink link:calculationLink link:definitionLink 2129107 - Disclosure - Property and Equipment link:presentationLink link:calculationLink link:definitionLink 2330305 - Disclosure - Property and Equipment (Tables) link:presentationLink link:calculationLink link:definitionLink 2431418 - Disclosure - Property and Equipment - Summary of Property and Equipment (Details) link:presentationLink link:calculationLink link:definitionLink 2432419 - Disclosure - Property and Equipment - Additional information (Details) link:presentationLink link:calculationLink link:definitionLink 2133108 - Disclosure - Goodwill and Intangible Assets link:presentationLink link:calculationLink link:definitionLink 2334306 - Disclosure - Goodwill and Intangible Assets (Tables) link:presentationLink link:calculationLink link:definitionLink 2435420 - Disclosure - Goodwill and Intangible Assets - Summary of Goodwill and Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 2436421 - Disclosure - Goodwill and Intangible Assets - Additional information (Details) link:presentationLink link:calculationLink link:definitionLink 2437422 - Disclosure - Goodwill and Intangible Assets -Schedule of estimated future intangible asset amortization expense (Details) link:presentationLink link:calculationLink link:definitionLink 2138109 - Disclosure - Accrued Liabilities link:presentationLink link:calculationLink link:definitionLink 2339307 - Disclosure - Accrued Liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 2440423 - Disclosure - Accrued Liabilities - Schedule of Other Current Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2141110 - Disclosure - Debt link:presentationLink link:calculationLink link:definitionLink 2342308 - Disclosure - Debt (Tables) link:presentationLink link:calculationLink link:definitionLink 2443424 - Disclosure - Debt - Summary of Total Debt (Details) link:presentationLink link:calculationLink link:definitionLink 2444425 - Disclosure - Debt - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2445426 - Disclosure - Debt - Schedule of Remaining Principal Payments for Long Term Obligations (Details) link:presentationLink link:calculationLink link:definitionLink 2146111 - Disclosure - Revenue Recognition link:presentationLink link:calculationLink link:definitionLink 2347309 - Disclosure - Revenue Recognition (Tables) link:presentationLink link:calculationLink link:definitionLink 2448427 - Disclosure - Revenue Recognition - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2449428 - Disclosure - Revenue Recognition - Schedule of Revenue by Contract Type (Details) link:presentationLink link:calculationLink link:definitionLink 2450429 - Disclosure - Revenue Recognition - Schedule of Revenue by Market Type (Details) link:presentationLink link:calculationLink link:definitionLink 2451430 - Disclosure - Revenue Recognition - Summary of Remaining Performance Obligations (Details) link:presentationLink link:calculationLink link:definitionLink 2451430 - Disclosure - Revenue Recognition - Summary of Remaining Performance Obligations (Details) link:presentationLink link:calculationLink link:definitionLink 2152112 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 2353310 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 2454431 - Disclosure - Income Taxes - Summary of Income Before Income Taxes by Geographic Area (Details) link:presentationLink link:calculationLink link:definitionLink 2455432 - Disclosure - Income Taxes - Summary of Income Tax Provision (Details) link:presentationLink link:calculationLink link:definitionLink 2456433 - Disclosure - Income Taxes - Schedule of Effective Tax Rate Reconciliation (Details) link:presentationLink link:calculationLink link:definitionLink 2457434 - Disclosure - Income Taxes - Summary of Net Deferred Tax Assets and (Liabilities) (Details) link:presentationLink link:calculationLink link:definitionLink 2458435 - Disclosure - Income Taxes - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2459436 - Disclosure - Income Taxes - Summary of Liabilities for Unrecognized Tax Benefits Reconciliation (Details) link:presentationLink link:calculationLink link:definitionLink 2160113 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 2361311 - Disclosure - Commitments and Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 2462437 - Disclosure - Commitments and Contingencies - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2463438 - Disclosure - Commitments and Contingencies - Summary of Accrued Short and Long Term Insurance Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2164114 - Disclosure - Stock-Based Compensation link:presentationLink link:calculationLink link:definitionLink 2365312 - Disclosure - Stock-Based Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 2466439 - Disclosure - Stock-Based Compensation - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2467440 - Disclosure - Stock-Based Compensation - Summary of Stock Option Activity (Details) link:presentationLink link:calculationLink link:definitionLink 2468441 - Disclosure - Stock-Based Compensation - Summary of Stock Options Outstanding and Exercisable (Details) link:presentationLink link:calculationLink link:definitionLink 2469442 - Disclosure - Stock-Based Compensation - Summary of Time-Vested Stock Awards Activity (Details) link:presentationLink link:calculationLink link:definitionLink 2470443 - Disclosure - Stock-Based Compensation - Summary of Performance Share Award Activity (Details) link:presentationLink link:calculationLink link:definitionLink 2171115 - Disclosure - Employee Benefit Plans link:presentationLink link:calculationLink link:definitionLink 2372313 - Disclosure - Employee Benefit Plans (Tables) link:presentationLink link:calculationLink link:definitionLink 2473444 - Disclosure - Employee Benefit Plans - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2474445 - Disclosure - Employee Benefit Plans - Summary of Multi-Employer Benefit Plans (Details) link:presentationLink link:calculationLink link:definitionLink 2175116 - Disclosure - Segment Information link:presentationLink link:calculationLink link:definitionLink 2376314 - Disclosure - Segment Information (Tables) link:presentationLink link:calculationLink link:definitionLink 2477446 - Disclosure - Segment Information - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2478447 - Disclosure - Segment Information - Summary of Segment's Internal Financial Reports (Details) link:presentationLink link:calculationLink link:definitionLink 2479448 - Disclosure - Segment Information - Summary of Assets Allocation by Segment (Details) link:presentationLink link:calculationLink link:definitionLink 2480449 - Disclosure - Segment Information - Summary of Depreciation and Amortization by Segment (Details) link:presentationLink link:calculationLink link:definitionLink 2181117 - Disclosure - Noncontrolling Interests link:presentationLink link:calculationLink link:definitionLink 2482450 - Disclosure - Noncontrolling Interests - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2183118 - Disclosure - Earnings Per Share link:presentationLink link:calculationLink link:definitionLink 2384315 - Disclosure - Earnings Per Share (Tables) link:presentationLink link:calculationLink link:definitionLink 2485451 - Disclosure - Earnings Per Share - Summary of Weighted Average Number of Common Shares Used to Compute Basic and Dilute Earnings Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 2486452 - Disclosure - Earnings Per Share - Summary of Shares Excluded From Calculation of Diluted Securities (Details) link:presentationLink link:calculationLink link:definitionLink 2487453 - Disclosure - Earnings Per Share - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2188119 - Disclosure - Quarterly Financial Data (Unaudited) link:presentationLink link:calculationLink link:definitionLink 2389316 - Disclosure - Quarterly Financial Data (Unaudited) (Tables) link:presentationLink link:calculationLink link:definitionLink 2490454 - Disclosure - Quarterly Financial Data (Unaudited) (Details) link:presentationLink link:calculationLink link:definitionLink