Schedule II-Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2017

Valuation and Qualifying Accounts [Abstract]

Schedule II-Valuation and Qualifying Accounts

Schedule II—Valuation and Qualifying Accounts

(in thousands)

	Balance at Beginning of Period		Charged to Expenses	Deductions		Translation Adjustments		Balance at End of Period
Year Ended December 31, 2015
Allowance for doubtful accounts receivable	$	30,544	12,005	(5,353	)	(2,109	)	$	35,087
Deferred tax valuation allowance	$	29,561	6,283	(8,068	)	(1,447	)	$	26,329
Year Ended December 31, 2016
Allowance for doubtful accounts receivable	$	35,087	9,192	(9,907	)	(1,239	)	$	33,133
Deferred tax valuation allowance	$	26,329	2,160	(9,517	)	(65	)	$	18,907
Year Ended December 31, 2017
Allowance for doubtful accounts receivable	$	33,133	8,022	(8,751	)	777		$	33,181
Deferred tax valuation allowance	$	18,907	1,411	(1,275	)	1,135		$	20,178