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Note 14 - Debt - Schedule of Debt (Details) (Parentheticals) | 12 Months Ended
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Dec. 31, 2021
Notes Payable to Banks [Member] |
Debt Instrument, Maturity Date | Apr. 06, 2071
Notes Payable to Banks [Member] | Minimum [Member] |
Debt Instrument, Interest Rate | 2.20%
Notes Payable to Banks [Member] | Maximum [Member] |
Debt Instrument, Interest Rate | 7.10%
Equipment Trust Certificate [Member] |
Debt Instrument, Maturity Date | Jan. 02, 2031
Equipment Trust Certificate [Member] | Minimum [Member] |
Debt Instrument, Interest Rate | 2.60%
Equipment Trust Certificate [Member] | Maximum [Member] |
Debt Instrument, Interest Rate | 6.20%
Commercial Paper [Member] |
Debt Instrument, Maturity Date | Jan. 26, 2022
Commercial Paper [Member] | Minimum [Member] |
Debt Instrument, Interest Rate | 0.20%
Commercial Paper [Member] | Maximum [Member] |
Debt Instrument, Interest Rate | 0.30%
Finance Lease [Member] |
Debt Instrument, Maturity Date | Dec. 10, 2028
Finance Lease [Member] | Minimum [Member] |
Debt Instrument, Interest Rate | 3.10%
Finance Lease [Member] | Maximum [Member] |
Debt Instrument, Interest Rate | 8.00%
Loans Payable [Member] |
Debt Instrument, Maturity Date | Aug. 31, 2022

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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: 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=120391452&loc=d3e13212-122682 + Details
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- Definition Latest date the outstanding debt instruments are required to be repaid, in YYYY-MM-DD format. + 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)(2)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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