Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 280

-SubTopic 10

-Section 50

-Paragraph 41

-Subparagraph (b)

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No definition available.

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

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Business Segment, Geographic Area, Product and Significant Customer Information - Schedule of Net Revenues and Long-Lived Assets by Geographic Regions (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	$ 217,966	$ 184,697	$ 431,805	$ 391,050
Long-lived assets	71,936		71,936		$ 74,687
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	123,413	107,931	243,594	225,309
Long-lived assets	56,699		56,699		57,701
Korea [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	27,349	19,536	59,421	50,266
Japan [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	17,046	14,416	34,302	31,343
Asia (Excluding Korea and Japan) [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	30,743	24,002	54,426	45,765
Long-lived assets	9,520		9,520		10,887
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net revenues	19,415	$ 18,812	40,062	$ 38,367
Long-lived assets	$ 5,717		$ 5,717		$ 6,099