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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |
Net income | $ 748,677 | $ 497,415 | $ 459,799
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation, accretion, and amortization | 269,517 | 716,309 | 707,576
Non-cash asset impairment and decommission costs | 91,279 | 154,947 | 42,807
Non-cash compensation expense | 74,374 | 87,919 | 99,909
Loss (gain) on remeasurement of U.S. denominated intercompany loans | 236,467 | (81,222) | (20,295)
Loss from extinguishment of debt, net | 5,940 |  | 437
Deferred income tax (benefit) expense | (13,087) | 4,629 | 32,901
Non-cash interest expense | 27,661 | 35,868 | 46,109
Amortization of deferred financing fees | 21,265 | 20,273 | 19,835
Other non-cash items reflected in the Statements of Operations | 15,829 | 43,785 | 9,742
Changes in operating assets and liabilities, net of acquisitions: |  |  |
Accounts receivable and costs and estimated earnings in excess of billings on uncompleted contracts, net | 18,109 | 44,386 | (81,351)
Prepaid expenses and other assets | (19,480) | (35,498) | (29,746)
Operating lease right-of-use assets, net | 127,182 | 141,114 | 135,473
Accounts payable and accrued expenses | (4,402) | (66,324) | 25,118
Long-term lease liabilities | (141,214) | (138,699) | (129,471)
Other liabilities | (123,251) | 119,491 | (33,143)
Net cash provided by operating activities | 1,334,866 | 1,544,393 | 1,285,700
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |
Acquisitions | (299,811) | (129,961) | (1,176,092)
Capital expenditures | (228,149) | (236,698) | (214,443)
Purchase of investments | (1,800,683) | (1,339,026) | (881,781)
Proceeds from sale of investments | 1,536,750 | 1,338,354 | 878,138
Loan to unconsolidated joint venture | (11,100) | (100,494) |
Other investing activities | (6,317) | (421) | 524
Net cash used in investing activities | (809,310) | (468,246) | (1,393,654)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |
Borrowings under Revolving Credit Facility | 370,000 | 190,000 | 975,000
Repayments under Revolving Credit Facility | (550,000) | (730,000) | (605,000)
Proceeds from issuance of Term Loans, net of fees | 2,280,565 |  |
Repayment of Term Loans | (2,292,244) | (24,000) | (24,000)
Proceeds from issuance of Tower Securities, net of fees | 2,052,136 |  | 839,885
Repayment of Tower Securities | (620,269) |  | (640,000)
Repurchase and retirement of common stock | (200,019) | (100,010) | (431,666)
Payment of dividends on common stock | (424,191) | (369,960) | (306,766)
Proceeds from employee stock purchase/stock option plans | 35,986 | 44,196 | 38,303
Payments related to taxes on stock options and restricted stock units | (18,801) | (27,481) | (9,958)
Other financing activities | 12,579 | 37 | 28,728
Net cash provided by (used in) financing activities | 645,742 | (1,017,218) | (135,474)
Effect of exchange rate changes on cash, cash equivalents, and restricted cash | (21,587) | 2,734 | (2,915)
NET CHANGE IN CASH, CASH EQUIVALENTS, AND RESTRICTED CASH | 1,149,711 | 61,663 | (246,343)
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH: |  |  |
Beginning of year | 250,946 | 189,283 | 435,626
End of year | 1,400,657 | 250,946 | 189,283
Cash paid during the period for: |  |  |
Interest | 395,112 | 396,593 | 347,659
Income taxes | 42,415 | 25,581 | 32,320
SUPPLEMENTAL CASH FLOW INFORMATION OF NON-CASH ACTIVITIES: |  |  |
Right-of-use assets obtained in exchange for new operating lease liabilities | 59,189 | 55,409 | 171,203
Operating lease modifications and reassessments | 268,531 | (36,539) | 48,946
Right-of-use assets obtained in exchange for new finance lease liabilities | $ 336 | $ 1,954 | $ 3,860

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