Note 6 - Leases - Leases Recorded on the Consolidated Balance Sheet (Details) - USD ($) $ in Thousands		Sep. 30, 2020	Dec. 31, 2019
Operating leases, Right-of-use assets		$ 31,538	$ 7,683
Total right-of-use assets		32,424	8,886
Finance leases, liabilities		1,328	1,641
Operating leases, liabilities		30,751	7,889
Total lease liabilities		32,079	9,530
Property and Equipment [Member]
Finance leases, net, included in Property and equipment (1)	[1]	$ 886	$ 1,203

[1] Finance lease right-of-use assets are presented net of accumulated amortization of $1.2 million and $0.9 million as of September 30, 2020 and December 31, 2019, respectively.