CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Fixed maturity securities:
Available-for-sale at fair value (amortized cost of $30,076,884 and $28,322,977)	$ 33,160,976	$ 29,642,905
Mortgage loans on real estate (net of allowances of $6,499 and $6,813)	3,377,039	3,129,951
Policy loans	1,445,410	1,468,796
Funds withheld at interest	5,899,289	5,880,203
Short-term investments	195,979	558,284
Other invested assets	1,682,143	1,298,120
Total investments	45,760,836	41,978,259
Cash and cash equivalents	1,034,329	1,525,275
Accrued investment income	368,926	339,452
Premiums receivable and other reinsurance balances	1,917,844	1,797,504
Reinsurance ceded receivables	681,425	637,859
Deferred policy acquisition costs	3,401,935	3,392,437
Other assets	711,408	712,366
Total assets	53,876,703	50,383,152
Liabilities and Stockholders’ Equity
Future policy benefits	19,605,021	19,612,251
Interest-sensitive contract liabilities	14,024,012	13,663,873
Other policy claims and benefits	4,305,219	4,094,640
Other reinsurance balances	344,527	296,899
Deferred income taxes	2,901,264	2,218,328
Other liabilities	1,157,252	1,165,071
Short-term Debt	299,807	0
Long-term debt	2,788,473	2,297,548
Collateral finance and securitization notes	870,482	899,161
Total liabilities	46,296,057	44,247,771
Commitments and contingent liabilities (See Note 8)
Stockholders’ Equity:
Preferred stock - par value $.01 per share, 10,000,000 shares authorized, no shares issued or outstanding	0	0
Common stock - par value $.01 per share, 140,000,000 shares authorized, 79,137,758 shares issued at June 30, 2016 and December 31, 2015	791	791
Additional paid-in capital	1,834,995	1,816,142
Retained earnings	4,870,711	4,620,303
Treasury stock, at cost - 15,068,009 and 13,933,232 shares	(1,111,225)	(1,010,139)
Accumulated other comprehensive income	1,985,374	708,284
Total stockholders’ equity	7,580,646	6,135,381
Total liabilities and stockholders’ equity	$ 53,876,703	$ 50,383,152