Credit Risk (Tables)

3 Months Ended

Mar. 31, 2014

Receivables [Abstract]

Schedule of Allowance for Doubtful Accounts

The following table summarizes the changes in the allowance for doubtful accounts during the three months ended March 31, 2014(in thousands):

	Three months ended
	March 31, 2014
Balance at beginning of period		$2,183
Charged to expense	(77		)
Write-offs	—
Foreign currency translation adjustment	(3		)
Balance at end of period		$2,103