v3.26.3
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Millions
 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Cash flows from operating activities:    
Net income $ 44.6 $ 223.2
Adjustments to reconcile net income to net cash provided by operating activities (net of effect of acquisitions):    
Depreciation and amortization 88.5 67.7
Stock-based compensation expense 15.6 14.9
Gain on sale of property and equipment (14.5) (18.7)
Other non-cash items 1.5 1.7
Changes in assets and liabilities:    
Accounts receivable (116.5) (205.8)
Contract assets 81.1 (184.7)
Other current assets (6.1) (38.4)
Other long-term assets (1.1) (0.3)
Accounts payable (73.5) 322.2
Contract liabilities (26.7) 9.9
Operating lease assets and liabilities, net (1.5) (2.9)
Accrued liabilities 8.2 130.8
Other long-term liabilities 9.3 7.9
Net cash provided by operating activities 8.9 327.5
Cash flows from investing activities:    
Purchase of property and equipment (92.4) (108.2)
Proceeds from sale of assets 21.0 27.0
Proceeds from repayment of note receivable 8.0 3.0
Cash paid for acquisitions, net of cash acquired (404.7)  
Net cash used in investing activities (468.1) (78.2)
Cash flows from financing activities:    
Proceeds from issuance of debt 411.8  
Payments on long-term debt (33.5) (312.6)
Borrowings under revolving line of credit 370.0  
Payments on revolving line of credit (370.0)  
Payments on pledged accounts receivable under securitization facility (62.5) 0.0
Proceeds from pledge of accounts receivable under securitization facility 0.0 62.5
Payments related to tax withholding for stock-based compensation (21.2) (11.0)
Stock purchases (150.0)  
Dividends paid (13.0) (12.9)
Other (5.5) (0.6)
Net cash provided by (used in) financing activities 126.1 (274.6)
Effect of exchange rate changes on cash, cash equivalents and restricted cash 0.9 1.2
Net change in cash, cash equivalents and restricted cash (332.2) (24.1)
Cash, cash equivalents and restricted cash at beginning of the period 541.3 461.4
Cash, cash equivalents and restricted cash at end of the period 209.1 437.3
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION    
Cash paid for interest 28.0 20.3
Cash paid for income taxes, net of refunds received 23.5 40.9
Leased assets obtained in exchange for new operating leases 108.0 117.8
SUPPLEMENTAL DISCLOSURES OF NONCASH INVESTING AND FINANCING ACTIVITIES    
Dividends declared and not yet paid $ 4.2 $ 4.3