Route and Customer Acquisition Costs - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]
Gross payments due	$ 6,800		$ 6,800	$ 6,400
Net present value of payments due	6,000		6,000	5,700
Current portion of payments due	2,079		2,079	1,608
Customer acquisition cost asset	18,000		18,000	17,700
Capitalized contract cost, subject to claw back	$ 1,500		1,500	1,700
Amortization expense (decrease in expense) on route and customer acquisition costs			$ 1,700	$ 1,800	$ 1,700
Customer Acquisition Costs
Finite-Lived Intangible Assets [Line Items]
Useful life (in years)	18 years	12 years 4 months 24 days