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Note 8 - Debt - Schedule of Long-term Debt (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Finance lease liabilities | $ 6,001 | $ 5,466
Total debt | 3,896,324 | 2,197,087
Less: Unamortized debt discount | (21,683) | 0
Less: Unamortized debt issuance costs | (32,493) | (25,146)
Less: Current portion of long-term debt | (34,570) | (26,392)
Total long-term debt | 3,810,324 | 2,148,798
Senior Credit Facilities Due 2020 [Member] | Term Loan [Member] |  |
Long-term Debt, Gross | 2,320,323 | 1,541,621
Long-term Debt, Gross | 2,320,323 | 1,541,621
Senior Unsecured Notes Due 2030 [Member] |  |
Long-term Debt, Gross | 650,000 | 650,000
Long-term Debt, Gross | 650,000 | 650,000
The 2026 Notes and the 2028 Notes [Member] |  |
Long-term Debt, Gross | 920,000 | 0
Long-term Debt, Gross | 920,000 | 0
Less: Unamortized debt discount | (21,683) |
Less: Unamortized debt issuance costs | (600) |
Term Loan [Member] |  |
Less: Unamortized debt issuance costs | $ (29,747) | $ (21,897)

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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://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870 Reference 2: 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 Reference 3: 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 4: 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 + Details
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