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2 - BASIS OF PRESENTATION (Detail)	3 Months Ended
	Mar. 31, 2013
Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions	60.00%

X

- Definition

Percentage of subsidiary's or equity method investee's stock owned by parent immediately after all stock transactions.

+ References

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

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

-Section H

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration