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Debt - Carrying Amount and Fair Value of Long-Term Debt Instruments (Details) $ in Thousands, $ in Thousands | Sep. 30, 2025 USD ($) | Sep. 30, 2025 AUD ($) | Dec. 31, 2024 USD ($)
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | $ 16,309,969 |  | $ 13,836,364
UNAMORTIZED DEFERRED FINANCING COSTS | (116,413) |  | (117,278)
CARRYING AMOUNT | 16,193,556 |  | 13,719,086
Debt, current portion | (699,320) |  | (715,109)
Unamortized debt issuance expense, net of current portion | 0 |  | 0
Carrying amount, current maturities | (699,320) |  | (715,109)
Long term debt, gross, net of current portion | 15,610,649 |  | 13,121,255
Unamortized deferred financing costs, noncurrent | (116,413) |  | (117,278)
Carrying amount, excluding current maturities | 15,494,236 |  | 13,003,977
Accounts Receivable Securitization Program |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | 400,000 |  | 400,000
UNAMORTIZED DEFERRED FINANCING COSTS | (467) |  | (670)
CARRYING AMOUNT | 399,533 |  | 399,330
FAIR VALUE | 400,000 |  | 400,000
Credit Agreement | Revolving Credit Facility |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | 233,000 |  |
UNAMORTIZED DEFERRED FINANCING COSTS | (8,691) |  |
CARRYING AMOUNT | 224,309 |  |
FAIR VALUE | 233,000 |  |
Remaining capacity | $ 2,504,559 |  |
Weighted average interest rate (as a percent) | 6.00% | 6.00% |
Credit Agreement | Revolving Credit Facility, Netting |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) |  |  | 121,000
UNAMORTIZED DEFERRED FINANCING COSTS |  |  | (9,253)
CARRYING AMOUNT |  |  | 111,747
FAIR VALUE |  |  | 121,000
Credit Agreement | UK Bilateral Revolving Credit Facility |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | $ 188,186 |  | 175,503
UNAMORTIZED DEFERRED FINANCING COSTS | (2,458) |  | (1,034)
CARRYING AMOUNT | 185,728 |  | 174,469
FAIR VALUE | 188,186 |  | 175,503
Term Loan Facility | Term Loan A |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | 493,750 |  | 216,016
UNAMORTIZED DEFERRED FINANCING COSTS | 0 |  | 0
CARRYING AMOUNT | 493,750 |  | 216,016
FAIR VALUE | 493,750 |  | 216,016
Term Loan Facility | Term Loan B |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | 1,827,457 |  | 1,840,181
UNAMORTIZED DEFERRED FINANCING COSTS | (12,864) |  | (14,690)
CARRYING AMOUNT | 1,814,593 |  | 1,825,491
FAIR VALUE | 1,836,678 |  | 1,850,698
Term Loan Facility | Virginia 3 Term Loans |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | 271,079 |  | 271,079
UNAMORTIZED DEFERRED FINANCING COSTS | (1,634) |  | (3,013)
CARRYING AMOUNT | 269,445 |  | 268,066
FAIR VALUE | 271,079 |  | 271,079
Term Loan Facility | Virginia 4/5 Term Loans |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | 204,987 |  | 76,535
UNAMORTIZED DEFERRED FINANCING COSTS | (277) |  | (2,752)
CARRYING AMOUNT | 204,710 |  | 73,783
FAIR VALUE | 204,987 |  | 76,535
Term Loan Facility | Virginia 6 Term Loan |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | 210,000 |  | 137,495
UNAMORTIZED DEFERRED FINANCING COSTS | (3,126) |  | (4,605)
CARRYING AMOUNT | 206,874 |  | 132,890
FAIR VALUE | 210,000 |  | 137,495
Term Loan Facility | Virginia 7 Term Loan |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | 239,595 |  | 32,074
UNAMORTIZED DEFERRED FINANCING COSTS | (5,167) |  | (7,591)
CARRYING AMOUNT | 234,428 |  | 24,483
FAIR VALUE | 239,595 |  | 32,074
Australian Dollar Term Loan |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | 260,778 | $ 397,500 | 175,813
UNAMORTIZED DEFERRED FINANCING COSTS | (1,989) |  | (265)
CARRYING AMOUNT | 258,789 |  | 175,548
FAIR VALUE | 262,606 |  | 176,655
Senior Notes | GBP Notes |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | 537,674 |  | 501,437
UNAMORTIZED DEFERRED FINANCING COSTS | (85) |  | (789)
CARRYING AMOUNT | 537,589 |  | 500,648
FAIR VALUE | 534,986 |  | 490,155
Senior Notes | 47/8% Notes due 2027 |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | 1,000,000 |  | 1,000,000
UNAMORTIZED DEFERRED FINANCING COSTS | (2,844) |  | (3,910)
CARRYING AMOUNT | 997,156 |  | 996,090
FAIR VALUE | $ 995,000 |  | 972,500
Stated interest rate (as a percent) | 4.875% | 4.875% |
Senior Notes | 51/4% Notes due 2028 |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | $ 825,000 |  | 825,000
UNAMORTIZED DEFERRED FINANCING COSTS | (2,952) |  | (3,838)
CARRYING AMOUNT | 822,048 |  | 821,162
FAIR VALUE | $ 821,906 |  | 804,375
Stated interest rate (as a percent) | 5.25% | 5.25% |
Senior Notes | 5% Notes due 2028 |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | $ 500,000 |  | 500,000
UNAMORTIZED DEFERRED FINANCING COSTS | (2,050) |  | (2,592)
CARRYING AMOUNT | 497,950 |  | 497,408
FAIR VALUE | $ 496,250 |  | 481,250
Stated interest rate (as a percent) | 5.00% | 5.00% |
Senior Notes | 7% Notes due 2029 |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | $ 1,000,000 |  | 1,000,000
UNAMORTIZED DEFERRED FINANCING COSTS | (7,091) |  | (8,686)
CARRYING AMOUNT | 992,909 |  | 991,314
FAIR VALUE | $ 1,028,750 |  | 1,020,000
Stated interest rate (as a percent) | 7.00% | 7.00% |
Senior Notes | 47/8% Notes due 2029 |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | $ 1,000,000 |  | 1,000,000
UNAMORTIZED DEFERRED FINANCING COSTS | (5,786) |  | (6,871)
CARRYING AMOUNT | 994,214 |  | 993,129
FAIR VALUE | $ 983,750 |  | 945,000
Stated interest rate (as a percent) | 4.875% | 4.875% |
Senior Notes | 51/4% Notes due 2030 |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | $ 1,300,000 |  | 1,300,000
UNAMORTIZED DEFERRED FINANCING COSTS | (7,270) |  | (8,399)
CARRYING AMOUNT | 1,292,730 |  | 1,291,601
FAIR VALUE | $ 1,283,750 |  | 1,235,000
Stated interest rate (as a percent) | 5.25% | 5.25% |
Senior Notes | 41/2% Notes |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | $ 1,100,000 |  | 1,100,000
UNAMORTIZED DEFERRED FINANCING COSTS | (6,741) |  | (7,674)
CARRYING AMOUNT | 1,093,259 |  | 1,092,326
FAIR VALUE | $ 1,050,500 |  | 1,001,000
Stated interest rate (as a percent) | 4.50% | 4.50% |
Senior Notes | 5% Notes due 2032 |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | $ 750,000 |  | 750,000
UNAMORTIZED DEFERRED FINANCING COSTS | (8,921) |  | (9,900)
CARRYING AMOUNT | 741,079 |  | 740,100
FAIR VALUE | $ 720,938 |  | 688,125
Stated interest rate (as a percent) | 5.00% | 5.00% |
Senior Notes | 55/8% Notes |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | $ 600,000 |  | 600,000
UNAMORTIZED DEFERRED FINANCING COSTS | (3,969) |  | (4,404)
CARRYING AMOUNT | 596,031 |  | 595,596
FAIR VALUE | $ 596,250 |  | 570,000
Stated interest rate (as a percent) | 5.625% | 5.625% |
Senior Notes | 61/4 % Notes due 2033 |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | $ 1,200,000 |  | 1,200,000
UNAMORTIZED DEFERRED FINANCING COSTS | (13,202) |  | (14,517)
CARRYING AMOUNT | 1,186,798 |  | 1,185,483
FAIR VALUE | $ 1,222,500 |  | 1,194,000
Stated interest rate (as a percent) | 6.25% | 6.25% |
Senior Notes | 43/4% Euro Senior Notes due 2034 (the "Euro Notes") |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | $ 1,408,423 |  | 0
UNAMORTIZED DEFERRED FINANCING COSTS | (17,205) |  | 0
CARRYING AMOUNT | 1,391,218 |  | 0
FAIR VALUE | $ 1,410,184 |  | 0
Stated interest rate (as a percent) | 4.75% | 4.75% |
Real Estate Mortgages, Financing Lease Liabilities and Other |  |  |
Debt Instrument [Line Items] |  |  |
DEBT (INCLUSIVE OF DISCOUNT) | $ 760,040 |  | 614,231
UNAMORTIZED DEFERRED FINANCING COSTS | (1,624) |  | (1,825)
CARRYING AMOUNT | 758,416 |  | 612,406
FAIR VALUE | $ 760,040 |  | $ 614,231

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-4 + Details
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