RELATED PARTY TRANSACTIONS (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2012	Dec. 31, 2011	Mar. 31, 2013 Shades Creek
Assets
Other long-term investments	$ 411,726	$ 378,821			$ 34,093
Short-term investments	215,116	216,787			745
Total investments	35,363,536	36,859,834			34,838
Cash	229,747	269,582	79,566	169,775	44,963
Accounts and premiums receivable	75,893	67,891			16,036
Deferred policy acquisition cost					123,847
Other assets	430,079	343,925			48,953
Total assets	57,982,441	57,157,583			268,637
Liabilities
Future policy benefits and claims	22,029,075	21,626,065			1,626
Other liabilities	911,641	1,210,579			178,321
Deferred income taxes	1,234,930	1,783,713			2,459
Total liabilities	53,383,673	51,470,370			182,406
Total equity	4,598,768	5,687,213			86,231
Total liabilities and shareowner's equity	$ 57,982,441	$ 57,157,583			$ 268,637