Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash flows from operating activities:
Net (loss) income	$ (64,310)	$ 15,025
Adjustments to reconcile net income to cash used in operating activities:
Depreciation and amortization expense	1,377	1,283
Deferred federal income taxes (benefit) expense	(4,804)	2,486
Investment losses (gains), net	29,330	(11,937)
Share-based payments (benefit) expense	(581)	57
Impairment of goodwill and other intangibles	45,996
Change in ceded unearned premiums	12,925	232
Change in premiums receivable	8,068	(12,247)
Change in accounts receivable	474	(232)
Change in deferred policy acquisition costs	(2,593)	(4,934)
Change in reserves for losses and loss adjustment expenses	33,135	2,979
Change in unearned premiums	(10,353)	18,140
Change in reinsurance recoverable	(49,004)	(16,619)
Change in reinsurance balances payable	(1,321)	1,353
Change in federal income tax recoverable	(472)	1,407
Change in all other liabilities	(7,185)	(553)
Change in all other assets	(524)	1,600
Net cash used in operating activities	(9,842)	(1,960)
Cash flows from investing activities:
Purchases of property and equipment	(433)	(1,847)
Purchases of investment securities	(144,398)	(43,841)
Maturities, sales and redemptions of investment securities	168,622	75,849
Net cash provided by investing activities	23,791	30,161
Cash flows from financing activities:
Proceeds from exercise of employee stock options		1,520
Purchase of treasury shares		(1,380)
Net cash provided by financing activities		140
Increase in cash and cash equivalents and restricted cash	13,949	28,341
Cash and cash equivalents and restricted cash at beginning of period	54,948	40,471
Cash and cash equivalents and restricted cash at end of period	$ 68,897	$ 68,812