Consolidated Balance Sheets Statement - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Assets
Fixed-maturities available for sale—at fair value (amortized cost of $4,549,534 and $4,098,962)	$ 4,688,911	$ 4,021,575
Trading securities—at fair value (amortized cost of $297,505 and $468,696)	317,150	469,071
Equity securities—at fair value (cost of $125,311 and $139,377)	130,221	130,565
Short-term investments—at fair value (includes $25,561 and $11,699 of reinvested cash collateral held under securities lending agreements)	518,393	528,403
Other invested assets—at fair value	4,072	3,415
Total investments	5,658,747	5,153,029
Cash	92,729	95,393
Restricted cash	3,545	11,609
Accounts and notes receivable	93,630	78,652
Deferred income taxes, net (Note 10)	0	131,643
Goodwill and other acquired intangible assets, net (Note 7)	28,187	58,998
Prepaid reinsurance premium	363,856	417,628
Other assets (Note 9)	567,619	367,700
Total assets	6,808,313	6,314,652
Liabilities and Stockholders’ Equity
Unearned premiums	626,822	739,357
Reserve for losses and loss adjustment expenses (“LAE”) (Note 11)	404,765	401,361
Senior notes (Note 12)	887,110	1,030,348
FHLB advances (Note 12)	134,875	82,532
Reinsurance funds withheld	291,829	321,212
Other liabilities	414,189	251,127
Total liabilities	2,759,590	2,825,937
Commitments and Contingencies (Note 13)
Stockholders’ equity
Common stock: par value $.001 per share; 485,000 shares authorized at December 31, 2019 and 2018; 219,123 and 231,132 shares issued at December 31, 2019 and 2018, respectively; 201,164 and 213,473 shares outstanding at December 31, 2019 and 2018, respectively	219	231
Treasury stock, at cost: 17,959 and 17,660 shares at December 31, 2019 and 2018, respectively	(901,657)	(894,870)
Additional paid-in capital	2,449,884	2,724,733
Retained earnings	2,389,789	1,719,541
Accumulated other comprehensive income (loss) (Note 17)	110,488	(60,920)
Total stockholders’ equity	4,048,723	3,488,715
Total liabilities and stockholders’ equity	$ 6,808,313	$ 6,314,652