Note 6 - Leases - Supplement Financial Statement Disclosure (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2019 USD ($)	[1]
Operating lease assets	$ 69,057
Accrued expenses	15,361
Other liabilities	53,739
Total operating lease liabilities	$ 69,100
Weighted-average remaining lease term (Year)	5 years 7 months 13 days
Weighted-average discount rate	6.28%

[1] Amounts exclude operating lease assets of $0.8 million, accrued expenses of $0.9 million, and other liabilities of $0.4 million that were classified as held for sale at June 30, 2019 (see Note 5).