Consolidated Balance Sheet - USD ($) $ in Thousands	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Oct. 12, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016
Investments [Abstract]
Fixed maturities, at fair value (amortized cost of $11,605 and $14,707, respectively)	$ 11,361		$ 14,541
Equity investments, at fair value (cost of $2,340 and $4,868, respectively)	2,433		4,589
Limited liability investments	7,078		9,094
Limited liability investments, at fair value	31,416		32,211
Investments in private companies, at adjusted cost	4,620		4,870
Real estate investments, at fair value (cost $10,225 and $10,225, respectively)	10,662	$ 10,662	10,662		$ 10,662	$ 10,662	$ 10,662
Other investments, at cost which approximates fair value	3,316		3,721
Short-term investments, at cost which approximates fair value	151		151
Total investments	71,037		79,839
Cash and cash equivalents	10,618		5,377
Restricted cash	13,760		14,985
Investment in investee	4,947		5,230
Accrued investment income	301		507
Service fee receivable, net of allowance for doubtful accounts of $315 and $318, respectively	5,218		4,431
Other receivables, net of allowance for doubtful accounts of zero and zero, respectively	8,864		7,247
Deferred acquisition costs, net	6,662	$ 6,428	6,325		6,054	$ 5,867	$ 5,827
Property and equipment, net of accumulated depreciation of $13,794 and $11,683, respectively	105,246		108,008
Goodwill	80,843		80,843	$ 9,051
Intangible assets, net of accumulated amortization of $8,729 and $8,218, respectively	78,935		79,446
Other assets	3,592		4,302	205
Assets held for sale	115,107		110,145
Total Assets	505,130		506,685	13,037
Liabilities [Abstract]
Accrued expenses and other liabilities	11,254		10,359	2,368
Income taxes payable	2,801		2,644
Deferred service fees	44,368		41,113
Unpaid loss and loss adjustment expenses	2,594		1,329		$ 1,800
Bank loan	4,417		4,917
Notes payable	201,543		203,648
Subordinated debt, at fair value	52,822		52,105
Net deferred income tax liabilities	28,819		28,763
Liabilities held for sale	112,866		105,900
Total Liabilities	461,484		450,778	$ 3,168
Redeemable Class A preferred stock, no par value; unlimited number authorized; 222,876 and 222,876 issued and outstanding at June 30, 2018 and December 31, 2017, respectively; redemption amount of $7,441 and $7,182 at June 30, 2018 and December 31, 2017, respectively	5,692		5,180
Shareholders' Equity [Abstract]
Additional paid-in capital	356,247		356,171
Accumulated deficit	(365,128)		(310,953)
Accumulated other comprehensive income (loss)	36,546		(3,852)
Shareholders' equity attributable to common shareholders	27,665		41,366
Noncontrolling interests in consolidated subsidiaries	10,289		9,361
Total Shareholders' Equity	37,954		50,727
Total Liabilities, Class A preferred stock and Shareholders' Equity	$ 505,130		$ 506,685