Note 2 - Accounting Policies - Accumulated Other Comprehensive Income Loss (Details) - USD ($) $ in Thousands		Dec. 31, 2020	Dec. 31, 2019
Currency translation adjustments	[1]	$ (19,760)	$ (27,241)
Derivative hedging activity		(9,018)	(4,522)
Pension activity		(1,069)	(931)
Total accumulated other comprehensive loss		$ (29,847)	$ (32,694)

[1] During 2020 and 2019, as a result of selling or disposing of certain international entities, $0.3 million and $10.9 million, respectively, was reclassified out of accumulated other comprehensive loss to “Other expense” in the Consolidated Statements of Operations.