Subsequent Events (Tables)

12 Months Ended

Dec. 31, 2021

Subsequent Events [Abstract]

Schedule II - Valuation and Qualifying Accounts

			Additions
	Balance at		(Reductions)		(1)			Balance at
	Beginning		Charged to		Deductions			end
Description	of Period		Operations		Other			of Period
2020
Allowance for doubtful accounts	$	25		-		250		$	275
Allowance for doubtful notes	$	869		-		-		$	869
Tax valuation allowance	$	17,027		-		6,657		$	23,684
2021
Allowance for doubtful accounts	$	275		-		(203	)	$	72
Allowance for doubtful notes	$	869		-		-		$	869
Tax valuation allowance	$	23,684		-		9,486		$	33,170

(1) Includes payments and actual write offs, as well as changes in estimates in the reserves.