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Note 12 - Borrowings and Financing Activities - Extinguishment of Debt (Details) - USD ($) $ in Thousands | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2019 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Loss on extinguishment of debt |  | $ 0 | $ 5,940 | $ 16,798 | $ 0 | $ 0 | $ 22,738 | $ 0
Senior Notes due 2020 and 2021 |  |  |  |  |  |  |  |
Repayments of Senior Debt |  |  |  | 351,800 |  |  |  |
Senior Notes |  |  |  |  |  |  |  |
Long-term Debt |  | 887,110 |  |  |  | $ 1,405,674 | 887,110 |
Senior Notes | Senior Notes Due 2019 |  |  |  |  |  |  |  |
Maturities of Senior Debt | $ 158,600 |  |  |  |  |  |  |
Senior Notes | Senior Notes Due 2020 |  |  |  |  |  |  |  |
Debt Instrument, Repurchased Face Amount | 207,200 |  | 27,000 | 207,200 |  |  |  |
Long-term Debt |  | 0 |  |  |  |  | 0 |
Senior Notes | Senior Notes Due 2021 |  |  |  |  |  |  |  |
Debt Instrument, Repurchased Face Amount | $ 127,300 |  | 70,400 | 127,300 |  |  |  |
Long-term Debt |  | $ 0 |  |  |  |  | $ 0 |
Senior Notes | Senior Notes due 2020 and 2021 |  |  |  |  |  |  |  |
Repayments of Senior Debt |  |  | 103,100 |  |  |  |  |
Loss on extinguishment of debt |  |  | $ 5,900 | $ 16,800 |  |  |  |

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- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=117329964&loc=d3e12355-112629 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=117329964&loc=d3e12317-112629 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + 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)(3) -URI http://asc.fasb.org/extlink&oid=120520924&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(a)(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 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 4: 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 + Details
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