SUBSEQUENT EVENTS -Additional Information (Details) In Millions, unless otherwise specified				1 Months Ended						1 Months Ended
	Sep. 30, 2014 USD ($)	Sep. 30, 2014 JPY (¥)	Dec. 31, 2013 USD ($)	Oct. 31, 2014 Subsequent Event	Oct. 01, 2014 Subsequent Event USD ($)	Sep. 30, 2014 Aflac Japan Closed medical block	Oct. 01, 2014 Aflac Japan Closed medical block Subsequent Event	Sep. 30, 2014 Fixed Maturities USD ($)	Dec. 31, 2013 Fixed Maturities USD ($)	Oct. 31, 2014 U.S. government and agencies Subsequent Event USD ($)	Oct. 01, 2014 U.S. government and agencies Fixed Maturities Subsequent Event USD ($)	Oct. 01, 2014 Profit repatriation Foreign currency forwards JPY (¥)	Sep. 30, 2014 Profit repatriation Foreign currency forwards JPY (¥)
Subsequent Event [Line Items]
Coinsurance reinsurance ceded percentage						33.30%	16.70%
Net Derivatives Notional Amount	$ 24,012		$ 22,475									¥ 82,500	¥ 10,000
Line of credit facility term				364-day
Line of credit facility, maximum borrowing capacity		50,000			100
Amortized Cost	65,118		59,515					62,283	56,511		1,400
Gain on sale of investments										$ 46