Debt Debt (Tables)

6 Months Ended

Jun. 30, 2012

Debt Disclosure [Abstract]

Schedule of Debt [Table Text Block]

The components of our borrowings are as follows:

	June 30, 2012		December 31, 2011
	(in thousands)
2011 credit facility:
USD denominated term loan	$	285,000	$	292,502
Multicurrency revolving line of credit	170,000		160,000
Total debt	455,000		452,502
Less: Current portion of debt	15,000		15,000
Long-term debt	$	440,000	$	437,502

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

Total credit facility repayments were as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
	2012		2011		2012		2011
	(in thousands)
2011 credit facility term loan	$	3,752	$	—	$	7,502	$	—
2011 credit facility multicurrency revolving line of credit	50,000		—		60,000		—
2007 credit facility term loans	—		2,711		—		55,630
Total credit facility repayments	$	53,752	$	2,711	$	67,502	$	55,630

Prepaid Debt Fees [Table Text Block]

Unamortized prepaid debt fees were as follows:

	June 30, 2012		December 31, 2011
	(in thousands)
Unamortized prepaid debt fees	$	6,161	$	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 June 30,				Six Months Ended June 30,
	2012		2011		2012		2011
	(in thousands)
Contractual interest coupon	$	—	$	1,397	$	—	$	2,795
Amortization of the discount on the liability component	—		2,693		—		5,336
Total interest expense on convertible notes	$	—	$	4,090	$	—	$	8,131