Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017	Oct. 12, 2017	Dec. 31, 2016
Investments [Abstract]
Fixed maturities, at fair value (amortized cost of $12,432 and $14,707, respectively)	$ 12,260	$ 14,541
Equity investments, at fair value (cost of $2,274 and $4,868, respectively)	856	4,589
Limited liability investments	4,790	9,094
Limited liability investments, at fair value	26,015	32,211
Investments in private companies, at adjusted cost	3,090	4,870
Real estate investments, at fair value (cost of $10,225 and 10,225, respectively)	10,662	10,662		$ 10,662
Other investments, at cost which approximates fair value	2,079	3,721
Short-term investments, at cost which approximates fair value	152	151
Total investments	59,904	79,839
Cash and cash equivalents and restricted stock of continuing operations at beginning of period	14,619	5,377
Cash and cash equivalents	31,578	20,362		31,481
Restricted cash	16,959	14,985
Investment in investee	951	5,230
Accrued investment income	420	507
Service fee receivable, net of allowance for doubtful accounts of $191 and $318, respectively	3,434	4,431
Other receivables, net of allowance for doubtful accounts of $184 and zero, respectively	9,523	7,247
Deferred acquisition costs, net	6,904	6,325		5,827
Property and equipment, net of accumulated depreciation of $15,958 and $11,683, respectively	103,142	108,008
Goodwill	74,659	80,843	$ 2,867
Intangible assets, net of accumulated amortization of $10,594 and $8,218, respectively	83,266	79,446
Other assets	4,459	4,302	206
Assets held for sale	0	110,145
Total Assets	378,240	506,685	13,168
Liabilities [Abstract]
Accrued expenses and other liabilities	14,786	10,359	2,368
Income taxes payable	2,400	2,644
Deferred service fees	47,130	41,113
Unpaid loss and loss adjustment expenses	2,073	1,329
Bank loan	3,917	4,917
Notes payable	199,316	203,648
Subordinated debt, at fair value	50,023	52,105
Net deferred income tax liabilities	28,537	28,763
Liabilities held for sale	0	105,900
Total Liabilities	348,182	450,778	$ 3,168
Redeemable Class A preferred stock, no par value; 1,000,000 and unlimited number authorized at December 31, 2018 and December 31, 2017, respectively; 222,876 and 222,876 issued and outstanding at December 31, 2018 and December 31, 2017, respectively; redemption amount of $7,278 and $7,182 at December 31, 2018 and December 31, 2017, respectively	5,800	5,180
Equity [Abstract]
Additional paid-in capital	353,890	356,171
Accumulated deficit	(382,196)	(310,953)
Accumulated other comprehensive income (loss)	40,768	(3,852)		$ (208)
Shareholders' equity attributable to common shareholders	12,462	41,366
Noncontrolling interests in consolidated subsidiaries	11,796	9,361
Total Shareholders' Equity	24,258	50,727
Total Liabilities, Class A preferred stock and Shareholders' Equity	$ 378,240	$ 506,685