ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (DETAILS) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Accumulated Other Comprehensive Income Loss [Abstract]
Unrealized Gain (Loss) on Investments	$ 17	$ 8	$ 82
Accumulated other comprehensive income (loss)	17	8	82
Unrealized Gain Loss On Investments [Abstract]
Net unrealized gains (losses) arising during the year	11	(58)	28
(Gains) losses reclassified into net earnings (loss) during the year	7	(44)	3
Net unrealized gains (losses) on investments	18	(102)	31
Adjustments for DAC and VOBA	(9)mloa_AdjustmentsForDacAndVoba	28mloa_AdjustmentsForDacAndVoba	(4)mloa_AdjustmentsForDacAndVoba
Total other comprehensive income (loss), net of income taxes	9	(74)	27
Other Comprehensive Income (Loss), Tax, Parenthetical Disclosures [Abstract]
Other Comprehensive Income (Loss), Available-for-sale Securities, Tax	5	(40)	15
Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI, Available for sale securities, Tax	$ (6)	$ 24	$ (2)

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Accumulated appreciation or loss, net of tax and adjustments for DAC and VOBA, in value of the total of available-for-sale securities at the end of an accounting period.

+ References

No definition available.

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- Definition

Other comprehensive income for unrealized investment gain loss related to policyholders liabilities, deferred policy acquisition costs and value of business acquired arising during the period.

+ References

No definition available.

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- Definition

No authoritative reference available.

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No definition available.

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- Definition

Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities or other than temporary impairment.

+ References

No definition available.

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- Definition

Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

+ References

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

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Amount after tax and reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) loss.

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Amount of tax expense (benefit), after reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) loss.

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Amount after tax and reclassification adjustments of other comprehensive income (loss).

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Amount after tax, before reclassification adjustments, of unrealized holding gain (loss) on available-for-sale securities.

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