SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Summary of Purchased and Internally Developed Software (Detail) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Less accumulated amortization	$ (61,405)	$ (36,917)
Net software	109,767
Software
Finite-Lived Intangible Assets [Line Items]
Less accumulated amortization	(42,930)	(35,369)
Net software	21,435	13,932
Software \| Purchased software
Finite-Lived Intangible Assets [Line Items]
Software	23,569	21,872
Software \| Internally developed software
Finite-Lived Intangible Assets [Line Items]
Software	$ 40,796	$ 27,429

Amount before accumulated amortization of capitalized costs for computer software, including but not limited to, acquired and internally developed computer software.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 985
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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