v3.26.1
Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net income $ 184,902 $ 217,906
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation, accretion, and amortization 81,316 65,048
Gain on remeasurement of U.S. denominated intercompany loans (16,260) (54,641)
Non-cash compensation expense 18,936 15,713
Non-cash asset impairment and decommission costs 26,934 35,726
Deferred and non-cash income tax provision 25,445 35,682
Loss on sale of assets 38 18,785
Other non-cash items reflected in the Statements of Operations 13,957 19,998
Changes in operating assets and liabilities, net of acquisitions:    
Accounts receivable and costs and estimated earnings in excess of billings on uncompleted contracts, net 15,958 10,399
Prepaid expenses and other assets (740) (4,642)
Operating lease right-of-use assets, net 39,053 33,080
Accounts payable and accrued expenses (13,056) (8,537)
Accrued interest (25,701) (26,941)
Long-term lease liabilities (35,053) (32,787)
Other liabilities (60,644) (23,614)
Net cash provided by operating activities 255,085 301,175
CASH FLOWS FROM INVESTING ACTIVITIES:    
Acquisitions (143,496) (63,388)
Capital expenditures (48,397) (46,173)
Purchase of investments (725,129) (228,376)
Proceeds from sale of investments 618,000 415,840
Repayment of loan from unconsolidated joint venture   115,000
Proceeds from sale of assets 2,176 40,428
Other investing activities 75 4,935
Net cash (used in) provided by investing activities (296,771) 238,266
CASH FLOWS FROM FINANCING ACTIVITIES:    
Borrowings under Revolving Credit Facility 900,000  
Repayments under Revolving Credit Facility (90,000)  
Repayment of Term Loans (5,750) (5,750)
Repayment of Tower Securities (750,000) (1,165,000)
Payment of dividends on common stock (135,195) (122,275)
Proceeds from employee stock purchase/stock option plans 34,017 36,002
Payments related to taxes on stock options and restricted stock units (19,615) (24,288)
Other financing activities (3,071) (824)
Net cash used in financing activities (69,614) (1,282,135)
Effect of exchange rate changes on cash, cash equivalents, and restricted cash 6,791 6,143
NET CHANGE IN CASH, CASH EQUIVALENTS, AND RESTRICTED CASH (104,509) (736,551)
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH:    
Beginning of period 437,021 1,400,657
End of period 332,512 664,106
Cash paid during the period for:    
Interest 155,285 132,221
Income taxes 44,730 7,452
SUPPLEMENTAL CASH FLOW INFORMATION OF NON-CASH ACTIVITIES:    
Right-of-use assets obtained in exchange for new operating lease liabilities 11,428 28,098
Operating lease modifications and reassessments 51,433 31,417
Right-of-use assets obtained in exchange for new finance lease liabilities $ 338 $ 879