Note 9 - Leases - Leases Cost (Details) $ in Thousands	3 Months Ended
Mar. 31, 2019 USD ($)
Operating lease cost	$ 2,599
Amortization of ROU assets	418
Interest on lease liabilities	581
Total lease cost	$ 3,598

Amount of interest expense on finance lease liability.

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Amount of amortization expense attributable to right-of-use asset from finance lease.

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Amount of lease cost recognized by lessee for lease contract.

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Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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