Schedule II - Valuation and Qualifying Accounts and Reserves

12 Months Ended

Dec. 31, 2016

Valuation and Qualifying Accounts [Abstract]

Schedule II - Valuation and Qualifying Accounts and Reserves

Schedule II — Valuationand Qualifying Accounts and Reserves

			Additions
Description	Beginning Balance		Charged to Costs and Expenses		Charged to Other Accounts		Deductions (1)		Ending Balance
	(in thousands)
2016
Allowance for Doubtful Accounts	$	4,608	$	4,629	$	—	$	2,326	$	6,911
2015
Allowance for Doubtful Accounts	$	6,136	$	4,335	$	—	$	5,863	$	4,608
2014
Allowance for Doubtful Accounts	$	3,919	$	4,470	$	—	$	2,253	$	6,136

⁽¹⁾ Represent write-offs.