Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Investments available for sale, at fair value
Fixed maturities (amortized cost: 2016 — $1,497,186; 2015 — $1,189,978)	$ 1,482,754	$ 1,190,638
Short-term investments (amortized cost: 2016 — $132,352; 2015 — $85,994)	132,348	85,996
Total investments	1,615,102	1,276,634
Cash	27,531	24,606
Accrued investment income	9,488	7,768
Accounts receivable	21,632	16,637
Deferred policy acquisition costs	13,400	11,529
Property and equipment (at cost, less accumulated depreciation of $46,543 in 2016 and $42,479 in 2015)	8,119	9,021
Prepaid federal income tax	181,272	119,412
Other assets	6,454	3,492
Total assets	1,882,998	1,469,099
Liabilities
Reserve for losses and LAE	28,142	17,760
Unearned premium reserve	219,616	201,045
Net deferred tax liability	142,587	87,964
Revolving credit facility borrowings	100,000	0
Securities purchases payable	14,999	14,996
Other accrued liabilities	33,881	28,093
Total liabilities	539,225	349,858
Commitments and contingencies (see Note 8)
Stockholders' Equity
Common Shares, $0.015 par value: Authorized - 233,333; issued and outstanding - 93,105 shares in 2016 and 92,650 in 2015	1,397	1,390
Additional paid-in capital	918,296	904,221
Accumulated other comprehensive loss	(12,255)	(99)
Retained earnings	436,335	213,729
Total stockholders' equity	1,343,773	1,119,241
Total liabilities and stockholders' equity	$ 1,882,998	$ 1,469,099