Income Taxes (Tables)

12 Months Ended

Dec. 31, 2011

Income Tax Disclosure [Abstract]

Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]

Income before income taxes included the following components (in thousands):

	Year Ended December 31,
	2011		2010		2009
U.S.	$	14,189	$	6,930	$	10,544
Foreign	108,676		45,292		17,117
Total	$	122,865	$	52,222	$	27,661

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

Income tax expense (benefit) consisted of the following (in thousands):

	Year Ended December 31,
	2011			2010			2009
Current:
Federal	$	7,767		$	5,303		$	—
State	395			551			483
Foreign	18,559			2,415			6,914
Total current income tax expense	26,721			8,269			7,397
U.S. deferred benefit	(6,266		)	(9,001		)	—
Foreign deferred benefit	(1,227		)	(594		)	(2,380		)
Income tax expense (benefit)	$	19,228		$	(1,326	)	$	5,017

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

The effective income tax rate applied to net income varied from the U.S. federal statutory rate due to the following (in thousands):

	Year Ended December 31,
	2011			2010			2009
Tax expense at U.S. federal statutory rates	$	43,003		$	18,278		$	9,681
Increase (decrease) resulting from:
State income taxes, net of federal benefit	723			551			890
Foreign tax benefit	(20,515		)	(3,859		)	(1,466		)
Research and experimentation benefit	(2,908		)	(1,065		)	(1,225		)
Foreign tax credit benefit	(4,465		)	—			—
Tax audit settlements and lapses of statutes of limitations	(509		)	1,097			(1,328		)
Stock compensation	1,683			1,565			465
Non-deductible items	1,597			2,788			1,250
Release of valuation allowance	—			(20,400		)	(3,886		)
Other	619			(281		)	636
Income tax expense (benefit)	$	19,228		$	(1,326	)	$	5,017

Schedule of Deferred Tax Assets and Liabilities, Balance Sheet Classification [Table Text Block]

Net deferred tax assets were classified on the balance sheet as follows (in thousands):

	December 31,
	2011			2010
Deferred tax assets – current	$	18,899		$	11,505
Deferred tax assets – non-current	934			1,072
Other current liabilities	(18		)	(64		)
Deferred tax liabilities – non-current	(6,607		)	(4,106		)
Net deferred tax assets	$	13,208		$	8,407
Valuation allowance	$	2,216		$	2,123

Schedule of Deferred Tax Assets and Liabilities

The tax effects of temporary differences that gave rise to significant portions of deferred tax assets and deferred tax liabilities were as follows (in thousands):

	December 31,
	2011			2010
Deferred tax assets:
Accrued liabilities and reserves	$	16,254		$	11,832
Revenue recognition	4,284			4,096
Tax credit and loss carryforwards	3,295			1,971
Fixed assets and intangibles	392			499
Unrealized investment	4,618			1,471
Stock compensation	1,718			2,807
Other assets	1,635			1,584
Gross deferred tax assets	32,196			24,260
Valuation allowance	(2,216		)	(2,123		)
Net deferred tax assets	29,980			22,137
Deferred tax liabilities:
Fixed assets and intangibles	(8,245		)	(5,589		)
Revenue recognition	(4,882		)	(4,053		)
Other liabilities	(3,645		)	(4,088		)
Total deferred tax liabilities	(16,772		)	(13,730		)
Net deferred tax assets	$	13,208		$	8,407

Unrecognized Tax Benefits Rollforward

A rollforward of our unrecognized tax benefits was as follows (in thousands):

	Year Ended December 31,
	2011			2010			2009
Unrecognized tax benefits, beginning of period	$	7,156		$	20,150		$	18,367
Increases for tax positions taken in current period	542			4,461			2,648
Increases for tax positions taken in prior periods	10,502			663			846
Decreases for tax positions taken in prior periods	(1,723		)	—			(383		)
Decreases for lapses in statutes of limitations	(436		)	(1,548		)	(398		)
Decreases for settlements with taxing authorities	—			(16,570		)	(930		)
Unrecognized tax benefits, end of period	$	16,041		$	7,156		$	20,150

Schedule of Unrecognized Tax Benefits, Balance Sheet Classification [Table Text Block]

Current and non-current liability components of unrecognized tax benefits were classified on the balance sheet as follows (in thousands):

	December 31,
	2011		2010
Other current liabilities	$	258	$	639
Other liabilities	8,335		6,517
Unrecognized tax benefits recorded in liabilities	$	8,593	$	7,156

Schedule of Interest and Penalties Included in Income Tax Expense (Benefit) [Table Text Block]

Tax expense included the following relating to interest and penalties (in thousands):

	Year Ended December 31,
	2011			2010			2009
Benefit for lapses of statutes of limitations and settlement with taxing authorities	$	(124	)	$	(1,583	)	$	(433	)
Accruals for current and prior periods	293			626			944
Total interest and penalties	$	169		$	(957	)	$	511

Open Tax Years By Major Tax Jurisdiction

For our major tax jurisdictions, the following years were open for examination by the tax authorities as of December 31, 2011:

Jurisdiction	Open Tax Years
U.S.	2007 and forward
The Netherlands	2006 and forward
Czech Republic	2009 and forward