Debt Debt (Tables)

9 Months Ended

Sep. 30, 2012

Debt Disclosure [Abstract]

Schedule of Debt [Table Text Block]

The components of our borrowings are as follows:

	September 30, 2012		December 31, 2011
	(in thousands)
2011 credit facility:
USD denominated term loan	$	281,250	$	292,502
Multicurrency revolving line of credit	140,000		160,000
Total debt	421,250		452,502
Less: Current portion of debt	16,875		15,000
Long-term debt	$	404,375	$	437,502

Schedule of Long-Term Debt Repayments [Table Text Block]

Total credit facility repayments were as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2012		2011		2012		2011
	(in thousands)
2011 credit facility term loan	$	3,750	$	3,750	$	11,252	$	3,750
2011 credit facility multicurrency revolving line of credit	30,000		—		90,000		—
2007 credit facility term loans	—		351,320		—		406,950
2007 credit facility multicurrency revolving line of credit	—		170,000		—		170,000
Total credit facility repayments	$	33,750	$	525,070	$	101,252	$	580,700

Prepaid Debt Fees [Table Text Block]

Unamortized prepaid debt fees were as follows:

	September 30, 2012		December 31, 2011
	(in thousands)
Unamortized prepaid debt fees	$	5,763	$	6,027

Schedule of Interest Expense On Liability Components [Table Text Block]

The interest expense relating to both the contractual interest coupon and amortization of the discount on the liability component was as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2012		2011		2012		2011
	(in thousands)
Contractual interest coupon	$	—	$	625	$	—	$	3,420
Amortization of the discount on the liability component	—		—		—		5,336
Total interest expense on convertible notes	$	—	$	625	$	—	$	8,756