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Supplemental Cash Flow Information (Tables) | 12 Months Ended
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Dec. 31, 2022
Supplemental Cash Flow Elements [Abstract] |
Net Effects of Changes in Operating Assets and Liabilities, Net, on Cash Flows from Operating Activities | The net effects of changes in assets and liabilities, net of non-cash transactions, on cash flows from operating activities are as follows (in thousands):
|  | Year Ended December 31,
|  | 2022 |  | 2021 |  | 2020
Accounts and notes receivable |  | $ | (349,485) |  |  | $ | (248,452) |  |  | $ | 71,058 |
Contract assets |  | (311,175) |  |  | (331,946) |  |  | 153,832 |
Inventories |  | (19,333) |  |  | 1,418 |  |  | 9,860 |
Prepaid expenses and other current assets |  | (15,615) |  |  | (6,503) |  |  | 83,518 |
Accounts payable and accrued expenses and other non-current liabilities (1) |  | 144,219 |  |  | 95,829 |  |  | 115,569 |
Contract liabilities |  | 336,113 |  |  | 47,163 |  |  | (84,370) |
Other, net |  | (14,439) |  |  | (15,191) |  |  | (22,098) |
Net change in assets and liabilities, net of non-cash transactions |  | $ | (229,715) |  |  | $ | (457,682) |  |  | $ | 327,369 |
(1) Accounts payable and accrued expenses and other non-current liabilities for the year ended December 31, 2022 includes the receipt of $100.5 million pursuant to coverage under an insurance policy, as further described in Note 16.
Reconciliation of Cash, Cash Equivalents, and Restricted Cash and Additional Supplemental Cash Flow Information | Reconciliations of cash, cash equivalents, and restricted cash reported within the consolidated balance sheets that sum to the total of such amounts shown in the statements of cash flows are as follows (in thousands):
|  | December 31,
|  | 2022 |  | 2021 |  | 2020 |  | 2019
Cash and cash equivalents |  | $ | 428,505 |  |  | $ | 229,097 |  |  | $ | 184,620 |  |  | $ | 164,798 |
Restricted cash included in “Prepaid expenses and other current assets” (1) |  | 3,759 |  |  | 1,836 |  |  | 1,275 |  |  | 4,026 |
Restricted cash included in “Other assets, net” (1) |  | 950 |  |  | 954 |  |  | 913 |  |  | 921 |
Total cash, cash equivalents, and restricted cash reported in the statements of cash flows |  | $ | 433,214 |  |  | $ | 231,887 |  |  | $ | 186,808 |  |  | $ | 169,745 |
(1) Restricted cash includes any cash that is legally restricted as to withdrawal or usage. Additional supplemental cash flow information is as follows (in thousands):
|  | Year Ended December 31,
|  | 2022 |  | 2021 |  | 2020
Cash (paid) received during the period for: |  |  |  |  |  |
Interest paid |  | $ | (106,052) |  |  | $ | (52,737) |  |  | $ | (32,142) |
Income taxes paid |  | $ | (111,569) |  |  | $ | (125,328) |  |  | $ | (231,186) |
Income tax refunds |  | $ | 8,281 |  |  | $ | 13,257 |  |  | $ | 18,119 |
Supplemental Cash Flow Information Related to Leases | Supplemental cash flow information related to leases is as follows (in thousands):
|  | Year Ended December 31,
|  | 2022 |  | 2021 |  | 2020
Cash paid for amounts included in the measurement of lease liabilities: |  |  |  |  |  |
Operating cash flows used by operating leases |  | $ | (95,175) |  |  | $ | (104,434) |  |  | $ | (115,597) |
Operating cash flows used by finance leases |  | $ | (108) |  |  | $ | (90) |  |  | $ | (108) |
Financing cash flows used by finance leases |  | $ | (1,457) |  |  | $ | (1,001) |  |  | $ | (1,198) |
Lease assets obtained in exchange for lease liabilities: |  |  |  |  |  |
Operating leases |  | $ | 77,826 |  |  | $ | 73,713 |  |  | $ | 69,721 |
Finance leases |  | $ | 2,331 |  |  | $ | 1,044 |  |  | $ | 1,384 |
Lease financing transaction assets obtained in exchange for lease financing transaction liabilities |  | $ | 35,144 |  |  | $ | 11,713 |  |  | $ | 35,734 |

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