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Note 12 - Commitments and Contingencies Lease Liability (Details) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018 | Dec. 31, 2018
Operating Lease, Cost |  | $ 2,340,000 |  |  | $ 7,006,000 |  |  |
Short-term Lease, Cost |  | 36,000 |  |  | 111,000 |  |  |
Lease, Cost |  | 2,376,000 |  |  | 7,117,000 |  |  |
Operating cash flows from operating leases |  | (2,657,000) |  |  | (7,933,000) |  |  |
Operating Lease, Right-of-Use Asset | [2] | 42,613,000 | [1] |  | 42,613,000 | [1] |  | $ 0
Operating lease liabilities | [3] | $ 65,816,000 |  |  | $ 65,816,000 |  |  |
Weighted-average remaining lease term - operating leases (in years) |  | 10 years |  |  | 10 years |  |  |
Weighted-average discount rate - operating leases |  | 6.77% |  |  | 6.77% |  |  |
Remaining maturities of lease liabilities for 2019 |  | $ 2,681,000 |  |  | $ 2,681,000 |  |  |
Remaining maturities of lease liabilities for 2020 |  | 10,408,000 |  |  | 10,408,000 |  |  |
Remaining maturities of lease liabilities for 2021 |  | 9,945,000 |  |  | 9,945,000 |  |  |
Remaining maturities of lease liabilities for 2022 |  | 10,140,000 |  |  | 10,140,000 |  |  |
Remaining maturities of lease liabilities for 2023 |  | 10,279,000 |  |  | 10,279,000 |  |  |
Remaining maturities of lease liabilities for 2024 and thereafter |  | 56,421,000 |  |  | 56,421,000 |  |  |
Total lease payments |  | 99,874,000 |  |  | 99,874,000 |  |  |
Less: Imputed interest |  | $ (34,058,000) |  |  | $ (34,058,000) |  |  |
Rent expense pursuant to previous lease accounting standard |  |  |  | $ 2,500,000 |  |  | $ 6,800,000 |
Commitment for non-cancelable leases in 2019 |  |  |  |  |  |  |  | 11,310,000
Commitment for non-cancelable leases in 2020 |  |  |  |  |  |  |  | 10,847,000
Commitment for non-cancelable leases in 2021 |  |  |  |  |  |  |  | 10,165,000
Commitment for non-cancelable leases in 2022 |  |  |  |  |  |  |  | 10,100,000
Commitment for non-cancelable leases in 2023 |  |  |  |  |  |  |  | 10,251,000
Commitment for non-cancelable leases in 2024 and thereafter |  |  |  |  |  |  |  | 56,317,000
Total |  |  |  |  |  |  |  | 108,990,000
Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals |  |  |  |  |  |  |  | $ 0
Minimum |  |  |  |  |  |  |  |
Lessee, Operating Lease, Discount Rate |  | 4.22% |  |  | 4.22% |  |  |
Maximum |  |  |  |  |  |  |  |
Lessee, Operating Lease, Discount Rate |  | 7.08% |  |  | 7.08% |  |  |
[1] | Classified in other assets in our condensed consolidated balance sheets. See Note 8.
[2] | Represents right-of-use assets recognized as a result of our adoption, as of January 1, 2019, of the new accounting and disclosure requirements for leases of property, plant and equipment. See Note 1 for additional information. Right-of-use assets are shown less accumulated amortization of $6.8 million at September 30, 2019.
[3] | Classified in other liabilities in our condensed consolidated balance sheets.

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- Definition Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41502-112717 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=82846649&loc=d3e38371-112697 + Details
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