v2.4.0.8

Total Revenues Gross Profit and Long Lived Assets Excluding Long Term Deferred Tax Assets (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Revenues from External Customers and Long-Lived Assets
Total revenues	$ 141,919	$ 136,080	$ 410,007	$ 409,738
Gross profit	108,666	101,233	304,407	305,101
Long-lived assets	107,943	114,186	107,943	114,186
Domestic
Revenues from External Customers and Long-Lived Assets
Total revenues	89,114	77,321	249,709	237,428
Gross profit	69,384	55,619	186,664	173,845
Long-lived assets	94,269	97,725	94,269	97,725
EMEA
Revenues from External Customers and Long-Lived Assets
Total revenues	38,795	43,728	115,339	127,624
Gross profit	27,955	33,693	80,967	96,085
Long-lived assets	7,588	9,603	7,588	9,603
Other Regions
Revenues from External Customers and Long-Lived Assets
Total revenues	14,010	15,031	44,959	44,686
Gross profit	11,327	11,921	36,776	35,171
Long-lived assets	$ 6,086	$ 6,858	$ 6,086	$ 6,858

X

- Definition

Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

+ 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 210.5-03.1,2)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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X

- Definition

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.

+ References

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)

-URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9038-108599

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X

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ 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)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

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