Commitments and Contingencies (Narrative) (Details) - USD ($) $ in Thousands	11 Months Ended	12 Months Ended
	Dec. 01, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Loss Contingencies [Line Items]
Management fees incurred	$ 1,435		$ 1,042	$ 1,813
Incentive management fee	204		0	141
Cost of goods and services sold	33,330		29,563	38,769
Employer contribution expense	35		26	52
Office Building [Member]
Loss Contingencies [Line Items]
Lease expense	19		27	133
Minimum [Member]
Loss Contingencies [Line Items]
Management fee percent		3.00%
Franchise fee percent		3.30%
Other franchiser programs and service fee percent		2.50%
Maximum [Member]
Loss Contingencies [Line Items]
Management fee percent		3.50%
Incentive fee percent		5.00%
Franchise fee percent		5.50%
Other franchiser programs and service fee percent		6.00%
Franchise [Member]
Loss Contingencies [Line Items]
Cost of goods and services sold	$ 3,614		$ 2,597	$ 4,685