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v3.20.1

LONG-TERM DEBT - SCHEDULE OF LONG-TERM DEBT (Details) $ in Millions |  | 3 Months Ended |
--- | --- | --- | ---
Apr. 22, 2020 USD ($) | Mar. 31, 2020 USD ($) credit_facility | Mar. 31, 2019 USD ($) | Dec. 31, 2019 USD ($)
Debt Instrument [Line Items] |  |  |  |
Debt Issuance Costs, Net |  | $ (11.0) |  | $ (8.0)
Total |  | $ 2,262.0 |  | $ 1,499.0
Weighted-average fixed-interest rate |  | 3.30% |  | 3.30%
Weighted-average variable-interest rate |  | 2.40% |  | 2.90%
Long-term debt payments |  | $ 60.0 | $ 393.0 |
Proceeds from Issuance of Debt |  | 425.0 |  |
Proceeds from Lines of Credit |  | 400.0 |  |
Line of Credit Facility, Number Drawn in Current Period |  |  |  |
Long-term Debt and Lease Obligation, Current |  | 1,059.0 |  | $ 235.0
Long-term Debt and Lease Obligation |  | $ 1,203.0 |  | 1,264.0
Line of Credit Facility, Number Drawn in Current Period | credit_facility |  | 2 |  |
Subsequent Event [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Proceeds from Issuance of Debt | $ 50.0 |  |  |
Aircraft Type [Domain] |  |  |  |
Line of Credit Facility, Number Drawn in Current Period |  |  |  |
Debt Instrument, Collateral |  | 25 |  |
Aircraft Type [Domain] | Subsequent Event [Member] |  |  |  |
Line of Credit Facility, Number Drawn in Current Period |  |  |  |
Debt Instrument, Collateral | 2 |  |  |
Fixed rate notes payable due through 2029 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Total |  | $ 457.0 |  | 475.0
Variable rate notes payable due through 2029 [Member] [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Total |  | 1,816.0 |  | $ 1,032.0
Variable Rate debt with interest rate swap [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Total |  | $ 694.0 |  |

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- Definition Discussion of whether the debt instrument is secured or unsecured, and, if secured, a description of the collateral and guarantees required or provided. + 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(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823 + Details
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- Definition Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + 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 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28555-108399 + Details
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