SECURITIES CLASS ACTION LAWSUITS (Details) (USD $) In Millions, unless otherwise specified	1 Months Ended	3 Months Ended
Nov. 30, 2011 lawsuit	Mar. 31, 2012 person
Contingencies
Number of putative class actions against entity (in lawsuits)	2
Number of current senior executive officers and directors who resigned in response to lawsuits		2
Damages sought by plaintiffs (in dollars)		$ 250

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

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-Publisher FASB

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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