ASC 842 Adoption Impact - Balance Sheet Impacts (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Jan. 01, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating Lease, Right-of-Use Asset	$ 8,746
Operating lease liabilities	5,064
Operating lease liabilities — less current portion	4,329
ASU 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating Lease, Right-of-Use Asset	8,746	$ 7,800
Operating lease liabilities	5,064
Operating lease liabilities — less current portion	$ 4,329