INVESTMENT OPERATIONS (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
INVESTMENT OPERATIONS
Fixed maturities	$ 30,196,000		$ 35,491,000
Equity securities	70,000		9,170,000
Impairments on fixed maturity securities	(9,487,000)		(15,150,000)
Modco trading portfolio	33,603,000	63,967,000	27,954,000	108,060,000
Other investments	(4,952,000)		(9,226,000)
Total realized gains (losses) - investments	49,430,000	50,906,000	48,239,000	86,936,000
Gross realized gains on investments available-for-sale (fixed maturities, equity securities, and short-term investments)	31,800,000		46,400,000
Gross realized losses	10,800,000		16,600,000
Impairment losses on investments available-for-sale	9,200,000		14,800,000
Impairment losses in the trading portfolio	300,000		400,000
Gains on securities that have recovered in value as the issuer exited bankruptcy			6,900,000
Gains recognized on the sale of Federal National Mortgage Association preferreds			1,200,000
Fair value (proceeds) of securities in an unrealized gain position sold	1,300,000,000		1,500,000,000
Gain realized on the sale of securities in an unrealized gain position	31,800,000		46,400,000
Fair value (proceeds) of securities in an unrealized loss position sold	142,900,000		162,900,000
Loss realized on the sale of securities in an unrealized loss position	$ 1,600,000		$ 1,800,000