Schedule II - Valuation and Qualifying Accounts (Tables)

12 Months Ended

Dec. 31, 2017

Valuation and Qualifying Accounts [Abstract]

Schedule of Valuation and Qualifying Accounts Disclosure

			Additions
	Balance at		(Reductions)			(1)			Balance at
	Beginning		Charged to			Deductions			end
Description	of Period		Operations			Other			of Period
2016
Allowance for doubtful accounts	$	802		899			(1,338	)	$	363
Allowance for doubtful notes	$	1,626		20			-		$	1,646
Tax valuation allowance	$	56,868		-			7,612		$	64,480
2017
Allowance for doubtful accounts	$	363		(363	)		-		$	-
Allowance for doubtful notes	$	1,646		-			(777	)	$	869
Tax valuation allowance	$	64,480		-			(22,315	)	$	42,165

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