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Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2011

Accrued Expenses [Abstract]

Constituents of accrued expenses

		December 31,
		2011				2010
Company bonuses		$	8,721			$	7,354
Salaries, commissions, and payroll taxes			5,769				5,765
Vacation			4,109				3,699
Japanese retirement allowance			3,559				3,204
Japanese consumption taxes			2,984				1,858
Warranty obligations			2,097				1,985
Other			5,051				5,481
		$	32,290			$	29,346

Changes in warranty obligations

Balance as of December 31, 2009		$	1,377
Provisions for warranties issued during the period			2,141
Fulfillment of warranty obligations			(1,506	)
Foreign exchange rate changes			(27	)
Balance as of December 31, 2010			1,985
Provisions for warranties issued during the period			1,835
Fulfillment of warranty obligations			(1,664	)
Foreign exchange rate changes			(59	)
Balance as of December 31, 2011		$	2,097

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- Definition

Tabular disclosure of the components of accrued liabilities.

+ References

No definition available.

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- Definition

Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Topic 460

-SubTopic 10

-Publisher FASB

-Number

-Article

-Subparagraph

-Name Accounting Standards Codification

-Paragraph 8

-Section 50

-URI http://asc.fasb.org/extlink&oid=6398077&loc=d3e12565-110249

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