Description of Business (Details) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2021 USD ($) employee	Sep. 30, 2020 USD ($)	Sep. 30, 2021 USD ($) employee	Sep. 30, 2020 USD ($)	Dec. 31, 2020 USD ($)
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Net Revenue | $	$ 15,988	$ 15,280	$ 46,599	$ 47,033	$ 60,000
Years of service			25 years
Number of employees | employee	300		300