Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Fixed maturity securities:
Available for sale, at fair value (amortized cost: 2016 - $39,199,077; 2015 - $35,823,710)	$ 42,304,410	$ 36,421,839
Held for investment, at amortized cost (fair value: 2016 - $75,547; 2015 - $65,377)	76,773	76,622
Equity securities, available for sale, at fair value (cost: 2016 - $7,520; 2015 - $7,515)	7,843	7,828
Mortgage loans on real estate	2,419,230	2,435,257
Derivative instruments	706,007	337,256
Other investments	297,068	291,530
Total investments	45,811,331	39,570,332
Cash and cash equivalents	812,814	397,749
Coinsurance deposits	4,453,320	3,187,470
Accrued investment income	405,996	362,104
Deferred policy acquisition costs	2,370,781	2,905,136
Deferred sales inducements	1,800,435	2,232,148
Deferred income taxes	0	232,683
Income taxes recoverable	12,652	29,599
Other assets	180,892	112,171
Total assets	55,848,221	49,029,392
Liabilities:
Policy benefit reserves	50,814,665	45,495,431
Other policy funds and contract claims	302,849	324,850
Notes and loan payable	493,445	393,227
Subordinated debentures	241,751	241,452
Deferred income taxes	110,551	0
Other liabilities	1,072,098	629,897
Total liabilities	53,035,359	47,084,857
Stockholders' equity:
Preferred stock, par value $1 per share, 2,000,000 shares authorized, 2016 and 2015 - no shares issued and outstanding	0	0
Common stock, par value $1 per share, 200,000,000 shares authorized; issued and outstanding: 2016 - 87,898,452 shares (excluding 3,221,258 treasury shares); 2015 - 81,354,079 shares (excluding 3,448,750 treasury shares)	87,898	81,354
Additional paid-in capital	767,570	630,367
Accumulated other comprehensive income	963,796	201,663
Retained earnings	993,598	1,031,151
Total stockholders' equity	2,812,862	1,944,535
Total liabilities and stockholders' equity	$ 55,848,221	$ 49,029,392