Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2013

Fair Value Measurements [Abstract]

Schedule of Fair Value Measurements on a Recurring Basis

	Fair Value as of September 30, 2013
	Quoted prices in		Significant
	active markets		other		Significant
	for identical		observable		unobservable
	assets or liabilities		inputs		inputs
($ thousands)	(Level 1)		(Level 2)		(Level 3)			Total	Balance Sheet Classification
Cash equivalents	$	121,052	$	-	$	-	$	121,052	Cash and cash equivalents and restricted cash
Derivative assets:
Foreign currency contracts		-		11,071		-		11,071	Prepaid expenses and other current assets and other assets
Derivative liabilities:
Foreign currency contracts	$	-	$	1,199	$	-	$	1,199	Accrued expense and other current liabilities
	Fair Value as of December 31, 2012
	Quoted prices in		Significant
	active markets		other		Significant
	for identical		observable		unobservable
	assets or liabilities		inputs		inputs
($ thousands)	(Level 1)		(Level 2)		(Level 3)			Total	Balance Sheet Classification
Cash equivalents	$	14,800	$	-	$	-	$	14,800	Cash and cash equivalents
Derivative assets:
Foreign currency contracts		-		5,548		-		5,548	Prepaid expenses and other current assets and other assets
Derivative liabilities:
Foreign currency contracts	$	-	$	295	$	-	$	295	Accrued expense and other current liabilities