Note 10 - Leases - Lease Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash paid for amounts included in the measurement of lease liabilities	$ 20,024	$ 19,318
Cash paid for amounts included in the measurement of lease liabilities	13,774	11,192	$ 8,331
Operating lease right-of-use assets obtained in exchange for lease obligations	$ 24,802	16,545
Weighted-average remaining lease term (Month)	72 months
Weighted-average discount rate	4.40%
Selling, General and Administrative Expenses [Member]
Operating lease cost	$ 9,826	9,986
Short-term lease cost	135	66
Cost of Revenue, Lease and Rental [Member]
Operating lease cost	4,449	4,654
Depreciation and Amortization [Member]
Finance lease cost – amortization of right-of-use assets	19,138	16,791
Interest Expense [Member]
Finance lease cost – interest on lease liabilities	$ 5,749	$ 4,678