CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Assets
Fixed maturity securities available-for-sale, at fair value (amortized cost $39,188,627 and $38,882,168)	$ 41,738,443	$ 39,992,346
Available-for-sale Securities, Equity Securities	89,865	82,197
Mortgage loans on real estate (net of allowances of $11,218 and $11,286)	5,117,545	4,966,298
Policy loans	1,312,349	1,344,980
Funds withheld at interest	5,729,838	5,761,471
Short-term investments	119,215	142,598
Other invested assets	2,006,870	1,915,297
Total investments	56,114,125	54,205,187
Cash and cash equivalents	2,020,396	1,889,733
Accrued investment income	442,956	427,893
Premiums receivable and other reinsurance balances	2,857,673	3,017,868
Reinsurance ceded receivables	814,806	757,572
Deferred policy acquisition costs	3,404,593	3,397,770
Other assets	1,037,932	839,222
Total assets	66,692,481	64,535,245
Liabilities and Stockholders’ Equity
Future policy benefits	25,976,847	25,285,400
Interest-sensitive contract liabilities	17,750,197	18,004,526
Other policy claims and benefits	5,911,554	5,642,755
Other reinsurance balances	517,096	487,177
Deferred income taxes	2,144,680	1,798,800
Other liabilities	1,278,108	1,396,200
Long-term debt	2,787,717	2,787,873
Collateral finance and securitization notes	656,174	681,961
Total liabilities	57,022,373	56,084,692
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 March 31, 2019 and December 31, 2018	791	791
Additional paid-in-capital	1,906,291	1,898,652
Retained earnings	7,412,081	7,284,949
Treasury stock, at cost - 16,593,411 and 16,323,390 shares	(1,415,020)	(1,370,602)
Accumulated other comprehensive income	1,765,965	636,763
Total stockholders’ equity	9,670,108	8,450,553
Total liabilities and stockholders’ equity	$ 66,692,481	$ 64,535,245