Derivative Instruments and Hedging Activities (Tables)

6 Months Ended

Jun. 30, 2012

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Gross Notional and Fair Value of Derivative Financial Instruments Location in Balance Sheet [Table Text Block]

The gross notional and fair value of derivative financial instruments in the Condensed Consolidated Balance Sheets were recorded as follows:

	June 30, 2012						December 31, 2011
	Gross Notional		Prepaid Expenses and Other Current Assets		Accrued Expenses and Other Liabilities		Gross Notional		Prepaid Expenses and Other Current Assets		Accrued Expenses and Other Liabilities
Foreign currency forward contract not designated as hedging instruments	$	51,727	$	125	$	182	$	64,451	$	—	$	364
Foreign currency forward contract designated as hedging instruments	$	29,544	$	—	$	1,560	$	42,373	$	—	$	4,046

Schedule of Derivative Instruments, Gain (Loss) in Statement of Financial Performance [Table Text Block]

The before-tax effect of derivative instruments not designated as hedging instruments on the Condensed Consolidated Statements of Income for the three and six months ended June 30, 2012 and 2011 were as follows:

	Gain (Loss) Recognized in Income on Derivative
		Three Months Ended June 30,					Six Months Ended June 30,
	Location	2012			2011		2012		2011
Foreign exchange contracts not designated as hedges	Interest income and other, net	$	(89	)	$	834	$	503	$	1,949

The before-tax effect of derivative instruments in cash flow hedging for the three and six months ended June 30, 2012 and 2011 were as follows:

	Gain (Loss) Recognized in Other Comprehensive Income ("OCI") on Derivative (Effective Portion)						Gain (Loss) Reclassified from Accumulated OCI Into Income (Effective Portion)						Gain (Loss) Recognized in Income Derivative (Ineffective portion and Amount Excluded from Effectiveness Testing)
	Three Months Ended June 30,							Three Months Ended June 30,						Three Months Ended June 30,
	2012			2011			Location	2012			2011		Location	2012		2011
Foreign exchange contracts designated as hedges	$	(2,117	)	$	(270	)	General and administration	$	(1,428	)	$	90	Interest income and other, net	$	492	$	764

	Gain (Loss) Recognized in Other Comprehensive Income ("OCI") on Derivative (Effective Portion)						Gain (Loss) Reclassified from Accumulated OCI Into Income (Effective Portion)						Gain (Loss) Recognized in Income Derivative (Ineffective portion and Amount Excluded from Effectiveness Testing)
	Six Months Ended June 30,							Six Months Ended June 30,						Six Months Ended June 30,
	2012			2011			Location	2012			2011		Location	2012		2011
Foreign exchange contracts designated as hedges	$	(417	)	$	(105	)	General and administration	$	(2,715	)	$	66	Interest income and other, net	$	1,157	$	1,113