Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation - Narrative (Details)

v3.20.2
Basis of Presentation - Narrative (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Jan. 01, 2020
Dec. 31, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Retained earnings $ 61,967   $ 70,552
Cumulative Effect, Period of Adoption, Adjustment      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Retained earnings   $ (400)