Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Assets
Fixed maturities, available for sale, at fair value (amortized cost: 2015–$12,962,830; 2014–$12,823,612)	$ 14,894,514	$ 14,493,060
Equity securities, at fair value (cost: 2015–$776; 2014–$776)	1,474	1,477
Policy loans	474,717	472,109
Other long-term investments	10,006	10,449
Short-term investments	91,888	15,882
Total investments	15,472,599	14,992,977
Cash	3,086	66,019
Accrued investment income	213,864	204,879
Other receivables	565,965	543,988
Deferred acquisition costs	3,510,564	3,471,781
Goodwill	441,591	441,591
Other assets	488,838	493,495
Total assets	20,696,507	20,214,730
Liabilities:
Future policy benefits	11,871,991	11,750,495
Unearned and advance premiums	74,729	72,275
Policy claims and other benefits payable	222,668	212,137
Other policyholders’ funds	95,418	95,446
Total policy liabilities	12,264,806	12,130,353
Current and deferred income taxes payable	1,919,471	1,797,265
Other liabilities	377,218	359,118
Short-term debt	258,921	238,398
Long-term debt (fair value: 2015–$1,152,793; 2014–$1,148,749)	992,463	992,130
Total liabilities	15,812,879	15,517,264
Shareholders’ equity:
Preferred stock, par value $1 per share–Authorized 5,000,000 shares; outstanding: -0- in 2015 and in 2014	0	0
Common stock, par value $1 per share–Authorized 320,000,000 shares; outstanding: (2015–134,218,183 issued, less 7,716,042 held in treasury and 2014–134,218,183 issued, less 6,287,907 held in treasury)	134,218	134,218
Additional paid-in capital	462,953	457,613
Accumulated other comprehensive income	1,165,641	997,452
Retained earnings	3,472,042	3,376,846
Treasury stock, at cost	(351,226)	(268,663)
Total shareholders’ equity	4,883,628	4,697,466
Total liabilities and shareholders’ equity	$ 20,696,507	$ 20,214,730