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Note 4 - Operating Assets and Liabilities - Other Noncurrent Assets (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Operating lease right-of-use assets $ 16,544 $ 13,408
Deferred commissions 7,732 5,798
Software implementation costs 8,487 6,879
Debt issuance costs 2,746 3,249
All other noncurrent assets 3,497 4,209
Total other noncurrent assets $ 39,006 $ 33,543