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Note 6 - Leases - Future Maturities of Lease Liabilities (Details) - USD ($) $ in Thousands | Jun. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Remainder of 2020, finance leases |  | $ 271 |
Remainder of 2020, operating leases |  | 1,987 |
2021, finance leases |  | 382 |
2021, operating leases |  | 3,050 |
2022, finance leases |  | 361 |
2022, operating leases |  | 2,695 |
2023, finance leases |  | 157 |
2023, operating leases |  | 2,432 |
2024, finance leases |  | 471 |
2024, operating leases |  | 2,287 |
Thereafter, finance leases |  | 0 |
Thereafter, operating leases |  | 27,098 |
Total lease payments, finance leases |  | 1,642 |
Total lease payments, operating leases |  | 39,549 |
Amount representing interest, finance leases |  | (208) |
Amount representing interest, operating leases |  | (10,781) |
Finance leases, liabilities |  | 1,434 | $ 1,641
Operating leases, liabilities |  | 28,768 | 7,889
Current portion of lease liabilities, included in Accrued liabilities, finance leases | [1] | (380) |
Current portion of lease liabilities, operating leases |  | (2,340) | (1,642)
Long-term lease liabilities, finance leases | [2] | 1,054 |
Operating lease liabilities |  | $ 26,428 | $ 6,247
[1] | Current portion of finance lease liabilities are included in Accrued liabilities.
[2] | Long-term finance lease liabilities are included in Other long-term liabilities

X
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- Definition Present value of lessee's discounted obligation for lease payments from finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977 + Details
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