Note 14 - Leases - Maturities of Lease Liabilities (Details) $ in Thousands	Jun. 30, 2019 USD ($)
Remaining of 2019, Operating leases	$ 26,264
Remaining of 2019, Finance leases	886
2020, Operating leases	19,245
2020, Finance leases	362
2021, Operating leases	12,298
2021, Finance leases	63
2022, Operating leases	9,710
2022, Finance leases	8
2023, Operating leases	6,601
2023, Finance leases
Thereafter, Operating leases	11,810
Thereafter, Finance leases
Total lease payments, Operating leases	85,928
Total lease payments, Finance leases	1,319
Less imputed interest, Operating leases	(12,528)
Less imputed interest, Finance leases	(46)
Total, Operating leases	73,400
Total, Finance leases	$ 1,273