Leases - Operating Lease Right-of-use Assets and Operating Lease Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Jan. 01, 2019
Assets
Operating lease right-of-use assets, net	$ 24,513	$ 13,634
Total Lease Assets	24,513	13,634
Liabilities
Operating lease liabilities - Current	3,437	3,519
Operating lease liabilities - Noncurrent	24,142	13,652
Total Lease Liabilities	$ 27,579	$ 17,171