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Note 10 - Product Warranty Obligations - Deferred Product Obligations (Details) - USD ($) $ in Thousands | Sep. 30, 2020 | Jun. 30, 2020 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Dec. 31, 2018
--- | --- | --- | --- | --- | --- | ---
Current portion - other accrued liabilities | $ 29,962 |  | $ 27,885 |  |  |
Long-term portion - other long-term liabilities | 22,193 |  | 21,431 |  |  |
Total | 52,155 | $ 50,324 | 49,316 | $ 46,496 | $ 45,324 | $ 41,785
Current portion - other accrued liabilities | 21,846 |  | 15,519 |  |  |
Long-term portion - other long-term liabilities | 63,868 |  | 63,219 |  |  |
Total | $ 85,714 | $ 83,153 | $ 78,738 | $ 76,862 | $ 74,517 | $ 68,340

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- Definition Amount as of the balance sheet date of the aggregate extended product warranty liability. Does not include the ending balance for the standard product warranty liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (c)(1),(c)(5) -URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249 + Details
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- Definition Amount at end of the reporting period of the aggregate extended product warranty liability that is expected to be paid within one year of the balance sheet date or normal operating cycle, if longer. Does not include the balance for the standard product warranty liability. + 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 210.5-02.20) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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