Schedule II - Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2019

SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]

Schedule II - Valuation and Qualifying Accounts

(Dollar amounts in thousands)			Additions
	Balance at Beginning of Year		Charged to Income		Charged to Equity			Acquisition of Business			Deductions			Balance at  End of Year
Year Ended December 31, 2017
Allowance for doubtful accounts	$	7,290	$	1,799	$	—		$	—		$	1,519	(a)	$	7,570
Tax valuation allowance	$	20,228	$	20,536	$	(2,828	)	$	(1,057	)	$	6,777	(b)	$	30,102
Year Ended December 31, 2018
Allowance for doubtful accounts	$	7,570	$	2,019	$	—		$	—		$	3,753	(a)	$	5,836
Tax valuation allowance	$	30,102	$	456	$	—		$	—		$	7,938	(b)	$	22,620
Year Ended December 31, 2019
Allowance for doubtful accounts	$	5,836	$	3,401	$	—		$	—		$	1,128	(a)	$	8,109
Tax valuation allowance	$	22,620	$	13,178	$	(6,337	)	$	—		$	2,191	(b)	$	27,270

(a) Accounts written off during the year, net of recoveries of accounts previously written off.

(b)

Net increase in tax valuation allowance is primarily the result of a net increase in unbenefitted losses.