Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
ASSETS:
Fixed maturities - available for sale, at market value (amortized cost: 2019, $6,838,605; 2018, $7,032,749)	$ 6,971,971	$ 6,962,075
Fixed maturities - available for sale, at fair value		2,337
Equity securities, at fair value	751,642	564,338
Short-term investments (cost: 2019, $368,833; 2018, $174,155)	368,898	174,131
Other invested assets (cost: 2019, $943,022; 2018, $882,647)	943,022	882,647
Other invested assets, at fair value	1,892,988	1,717,336
Cash	377,189	404,522
Total investments and cash	11,305,710	10,707,386
Accrued investment income	50,276	47,232
Premiums receivable	1,564,911	1,471,805
Reinsurance receivables - unaffiliated	1,293,452	1,295,961
Reinsurance receivables - affiliated	3,467,105	3,544,975
Income taxes	151,109	409,892
Funds held by reinsureds	250,903	238,566
Deferred acquisition costs	361,621	353,630
Prepaid reinsurance premiums	439,433	328,796
Other assets	351,312	289,962
TOTAL ASSETS	19,235,832	18,688,205
LIABILITIES:
Reserve for losses and loss adjustment expenses	10,148,412	10,167,018
Unearned premium reserve	2,003,530	1,826,868
Funds held under reinsurance treaties	39,275	41,600
Other net payable to reinsurers	320,100	316,826
Senior notes due 6/1/2044	397,014	396,954
Long term notes due 5/1/2067	236,709	236,659
Note payable - affiliated		300,000
Accrued interest on debt and borrowings	3,063	3,093
Unsettled securities payable	63,050	50,912
Other liabilities	280,933	303,610
Total liabilities	13,492,086	13,643,540
Commitments and Contingencies (Note 6)
STOCKHOLDER'S EQUITY:
Common stock, par value: $0.01; 3,000 shares authorized; 1,000 shares issued and outstanding (2019 and 2018)
Additional paid-in capital	1,100,489	1,100,315
Accumulated other comprehensive income (loss), net of deferred income tax expense (benefit) of $10,403 at 2019 and ($33,506) at 2018	39,523	(126,254)
Retained earnings	4,603,734	4,070,604
Total stockholder's equity	5,743,746	5,044,665
TOTAL LIABILITIES AND STOCKHOLDER'S EQUITY	$ 19,235,832	$ 18,688,205