Financial Statement Presentation and Recent Accounting Updates (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Jan. 01, 2019	Dec. 31, 2018
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Right-of-use assets, net	$ 2,721		$ 0
Total lease liabilities	$ 2,916
Cumulative Effect, Period of Adoption, Adjustment
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Right-of-use assets, net		$ 1,800
Total lease liabilities		$ 1,800