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Debt Obligations - Long-term Debt Obligations (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Sep. 23, 2021 | Dec. 31, 2020
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Borrowings under senior credit facility | $ 415,851 |  | $ 148,508
Other long-term debt | 51,366 |  | 46,981
Finance leases | 2,253 |  | 2,228
Total long-term debt obligations | 2,941,181 |  | 1,184,825
Less — Current maturities of long-term debt | 10,276 |  | 10,531
Long-term debt, net of current maturities | 2,930,905 |  | 1,174,294
Senior Notes |  |  |
Debt Instrument [Line Items] |  |  |
Long-term debt | 2,470,000 |  |
Unamortized discount and deferred financing costs related to senior notes | (28,289) |  | (12,892)
Senior Notes Due October 2024 | Senior Notes |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate |  | 0.95% |
Long-term debt | $ 500,000 |  | 0
Senior Notes Due October 2030 | Senior Notes |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate | 2.90% |  |
Long-term debt | $ 1,000,000 |  | 1,000,000
Senior Notes Due January 2032 | Senior Notes |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate |  | 2.35% |
Long-term debt | 500,000 |  | 0
Senior Notes Due October 2041 | Senior Notes |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate |  | 3.05% |
Long-term debt | $ 500,000 |  | $ 0

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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + Details
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