DEFERRED TAX ASSETS AND LIABILITIES (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2012
DEFERRED TAX ASSETS AND LIABILITIES [Abstract]
Net deferred tax assets	$ 52

- Definition

For entities that net deferred tax assets and tax liabilities, represents the unclassified net amount of deferred tax assets and liabilities as of the balance sheet date, which result from applying the applicable enacted tax rate to net temporary differences and carryforwards pertaining to assets or liabilities. A temporary difference is a difference between the tax basis of an asset or liability and its carrying amount in the financial statements prepared in accordance with generally accepted accounting principles that will reverse in ensuing periods.

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