Note 7 - Leases (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Lessee, Operating Lease, Supplemental Cash Flow Disclosure [Table Text Block]

	Three Months Ended
	March 31,
	2022		2021
	(in thousands)
Cash payments included in the measurement of lease liabilities	$	4,035	$	3,308
Lease liabilities arising from obtaining right-of-use assets	$	638	$	39

Lessee, Weighted Average Remaining Lease Term and Weighted Average Discount Rate [Table Text Block]

	March 31, 2022			December 31, 2021
Weighted average remaining lease term (years)		3.2			3.3
Weighted average discount rate		4.8	%		4.8	%