CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Premiums written:
Direct	$ 283,618	$ 273,803	$ 831,022	$ 800,619
Assumed	152	285	542	931
Ceded (note 4)	(33,446)	43,897	(99,944)	(22,334)
Net premiums written	250,324	317,985	731,620	779,216
Increase in unearned premiums, net	(12,948)	(78,751)	(41,447)	(109,186)
Net premiums earned	237,376	239,234	690,173	670,030
Investment income, net of expenses	27,515	25,939	82,572	75,815
Net realized investment gains (losses):
Total other-than-temporary impairment losses	0	0	0	0
Portion of losses recognized in comprehensive income, before taxes	0	0	0	0
Net impairment losses recognized in earnings	0	0	0	0
Other realized investment gains	5,092	640	8,984	27,133
Net realized investment gains	5,092	640	8,984	27,133
Other revenue	3,867	3,698	14,234	9,877
Total revenues	273,850	269,511	795,963	782,855
Losses and expenses:
Losses incurred, net (note 12)	60,897	76,458	192,499	248,481
Change in premium deficiency reserve	0	0	0	(23,751)
Amortization of deferred policy acquisition costs	2,575	2,368	6,781	6,191
Other underwriting and operating expenses, net	37,870	46,075	112,995	121,152
Interest expense	13,536	17,362	40,481	52,097
Loss on debt extinguishment	75,223	0	90,531	0
Total losses and expenses	190,101	142,263	443,287	404,170
Income before tax	83,749	127,248	352,676	378,685
Provision for (benefit from) income taxes (note 11)	27,131	(695,604)	117,646	(690,897)
Net income	$ 56,618	$ 822,852	$ 235,030	$ 1,069,582
Income per share
Basic (in dollars per share)	$ 0.16	$ 2.42	$ 0.68	$ 3.15
Diluted (in dollars per share)	$ 0.14	$ 1.78	$ 0.58	$ 2.35
Weighted average shares outstanding - basic and diluted
Weighted average common shares outstanding - basic (in shares)	349,376	339,701	343,403	339,504
Weighted average common shares outstanding - diluted (in shares)	406,050	468,128	421,423	468,076