Basis of Presentation - Summary of Cash, Cash Equivalents and Restricted Cash (Details) - USD ($) $ in Thousands		Jun. 30, 2020	Dec. 31, 2019	Jun. 30, 2019	Dec. 31, 2018
Accounting Policies [Abstract]
Cash and Cash Equivalents		$ 12,729	$ 12,676	$ 11,537	$ 14,761
Restricted Cash		0	50	50	951
Cash, Cash Equivalents, and Restricted Cash	[1]	$ 12,729	$ 12,726	$ 11,587	$ 15,712

[1] See Note 2. Basis of Presentation for our reconciliation of total cash.