Long-term Debt - Schedule of Borrowing Capacity and Amount Borrowed (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019	Mar. 19, 2019
Amount Borrowed	$ 234,457	$ 227,457
First Lien Revolving Facility [Member]
Borrowing Capacity		20,000	$ 20,000
Amount Borrowed		$ 7,000