Leases - Lease Balances within the Consolidated Balance Sheet (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Assets:
Operating lease right-of-use assets	$ 18,359	$ 19,826
Liabilities:
Other accrued liabilities	5,030	4,903
Long-term operating lease obligations	14,069	15,639
Total lease liabilities	$ 19,099	$ 20,542