Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Investments:
Fixed maturities—available for sale, at fair value (amortized cost: 2017—$14,651,551; 2016—$14,188,050)	$ 16,318,286	$ 15,245,861
Policy loans	516,064	507,975
Other long-term investments	55,532	53,852
Short-term investments	94,387	72,040
Total investments	16,984,269	15,879,728
Cash	97,652	76,163
Accrued investment income	228,347	223,148
Other receivables	380,028	384,454
Deferred acquisition costs	3,862,418	3,783,158
Goodwill	441,591	441,591
Other assets	515,012	520,313
Assets related to discontinued operations	68,623	127,532
Total assets	22,577,940	21,436,087
Liabilities:
Future policy benefits	13,127,651	12,825,837
Unearned and advance premiums	69,106	64,017
Policy claims and other benefits payable	307,384	299,565
Other policyholders' funds	97,237	96,993
Total policy liabilities	13,601,378	13,286,412
Current and deferred income taxes payable	2,009,825	1,743,990
Other liabilities	436,105	413,760
Short-term debt	306,271	264,475
Long-term debt (estimated fair value: 2017—$1,250,875; 2016—$1,233,019)	1,131,796	1,133,165
Liabilities related to discontinued operations	39,149	27,424
Total liabilities	17,524,524	16,869,226
Commitments and Contingencies (Note 6)
Shareholders’ equity:
Preferred stock, par value $1 per share—Authorized 5,000,000 shares; outstanding: -0- in 2017 and 2016	0	0
Common stock, par value $1 per share—Authorized 320,000,000 shares; outstanding: (2017—127,218,183 issued, less 10,959,454 held in treasury and 2016—127,218,183 issued, less 9,187,075 held in treasury)	127,218	127,218
Additional paid-in capital	500,123	490,421
Accumulated other comprehensive income	984,560	577,574
Retained earnings	4,112,757	3,890,798
Treasury stock, at cost	(671,242)	(519,150)
Total shareholders’ equity	5,053,416	4,566,861
Total liabilities and shareholders’ equity	$ 22,577,940	$ 21,436,087