Restatement of Previously Issued Financial Statements Effects of error corrections on the Companys consolidated balance sheet (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Jan. 01, 2018	Dec. 31, 2017	Oct. 12, 2017	Dec. 31, 2016
Error Corrections and Prior Period Adjustments Restatement [Line Items]
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
Alternative Investment	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	2,079		3,721
Short-term investments, at cost which approximates fair value	152		151
Investments	59,904		79,839
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	31,578		20,362		31,481
Cash and Cash Equivalents, at Carrying Value	14,619		5,377
Restricted cash	16,959		14,985
Investments in subsidiaries	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
Assets	378,240		506,685	13,168
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	50,023		52,105
Net deferred income tax liabilities	28,537		28,763
Liabilities held for sale	0		105,900
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
Additional paid-in capital	353,890		356,171
Retained Earnings (Accumulated Deficit)	(382,196)		(310,953)
Accumulated other comprehensive income (loss)	40,768		(3,852)		(208)
Stockholders' Equity Attributable to Parent	12,462		41,366
Noncontrolling interests in consolidated subsidiaries	11,796		9,361
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	24,258		50,727
Liabilities and Equity	378,240		506,685
Adjustments for Error Correction [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Fixed maturities, at fair value (amortized cost of $12,432 and $14,707, respectively)			0
Equity investments, at fair value (cost of $2,274 and $4,868, respectively)			113
Limited liability investments			6,113
Alternative Investment			4,545
Investments in private companies, at adjusted cost			0
Real estate investments, at fair value (cost of $10,225 and 10,225, respectively)			0
Other Investments			1,400
Short-term investments, at cost which approximates fair value			0
Investments			12,171
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents			0		0
Cash and Cash Equivalents, at Carrying Value			0
Restricted cash			0
Investments in subsidiaries			0
Accrued investment income			0
Service fee receivable, net of allowance for doubtful accounts of $191 and $318, respectively			0
Other receivables, net of allowance for doubtful accounts of $184 and zero, respectively			0
Deferred acquisition costs, net			0
Property and equipment, net of accumulated depreciation of $15,958 and $11,683, respectively			0
Goodwill			0
Intangible assets, net of accumulated amortization of $10,594 and $8,218, respectively			0
Other assets			0
Assets held for sale			(12,171)
Assets			0
Accrued expenses and other liabilities			0
Income taxes payable			0
Deferred service fees			0
Unpaid loss and loss adjustment expenses			0
Bank loan			0
Notes payable			0
Subordinated Debt			0
Net deferred income tax liabilities			0
Liabilities held for sale			0
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			0
Additional paid-in capital			0
Retained Earnings (Accumulated Deficit)			0
Accumulated other comprehensive income (loss)			0
Noncontrolling interests in consolidated subsidiaries			0
Adjustments for Error Correction 2 [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Fixed maturities, at fair value (amortized cost of $12,432 and $14,707, respectively)			0
Equity investments, at fair value (cost of $2,274 and $4,868, respectively)			0
Limited liability investments			(1,091)
Alternative Investment			21,895
Investments in private companies, at adjusted cost			4,020
Real estate investments, at fair value (cost of $10,225 and 10,225, respectively)			10,662
Other Investments			0
Short-term investments, at cost which approximates fair value			0
Investments			35,486
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents			311		325
Cash and Cash Equivalents, at Carrying Value			310
Restricted cash			0
Investments in subsidiaries			0
Accrued investment income			176
Service fee receivable, net of allowance for doubtful accounts of $191 and $318, respectively			0
Other receivables, net of allowance for doubtful accounts of $184 and zero, respectively			(48)
Deferred acquisition costs, net			0
Property and equipment, net of accumulated depreciation of $15,958 and $11,683, respectively			0
Goodwill			0
Intangible assets, net of accumulated amortization of $10,594 and $8,218, respectively			0
Other assets			0
Assets held for sale			(14,136)
Assets			21,788
Accrued expenses and other liabilities			432
Income taxes payable			0
Deferred service fees			0
Unpaid loss and loss adjustment expenses			0
Bank loan			0
Notes payable			17,179
Subordinated Debt			0
Net deferred income tax liabilities			0
Liabilities held for sale			0
Liabilities			17,611
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			0
Additional paid-in capital			0
Retained Earnings (Accumulated Deficit)			(51)
Accumulated other comprehensive income (loss)			0
Stockholders' Equity Attributable to Parent			(51)
Noncontrolling interests in consolidated subsidiaries			4,228
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest			4,177
Liabilities and Equity			21,788
Adjustments for Error Correction 3 [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Fixed maturities, at fair value (amortized cost of $12,432 and $14,707, respectively)			0
Equity investments, at fair value (cost of $2,274 and $4,868, respectively)			0
Limited liability investments			0
Alternative Investment			0
Investments in private companies, at adjusted cost			0
Real estate investments, at fair value (cost of $10,225 and 10,225, respectively)			0
Other Investments			0
Short-term investments, at cost which approximates fair value			0
Investments			0
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents			0		0
Cash and Cash Equivalents, at Carrying Value			(14,985)
Restricted cash			14,985
Investments in subsidiaries			0
Accrued investment income			0
Service fee receivable, net of allowance for doubtful accounts of $191 and $318, respectively			0
Other receivables, net of allowance for doubtful accounts of $184 and zero, respectively			0
Deferred acquisition costs, net			0
Property and equipment, net of accumulated depreciation of $15,958 and $11,683, respectively			0
Goodwill			0
Intangible assets, net of accumulated amortization of $10,594 and $8,218, respectively			0
Other assets			0
Assets held for sale			0
Assets			0
Accrued expenses and other liabilities			0
Income taxes payable			0
Deferred service fees			0
Unpaid loss and loss adjustment expenses			0
Bank loan			0
Notes payable			0
Subordinated Debt			0
Net deferred income tax liabilities			0
Liabilities held for sale			0
Liabilities			0
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			0
Additional paid-in capital			0
Retained Earnings (Accumulated Deficit)			0
Accumulated other comprehensive income (loss)			0
Stockholders' Equity Attributable to Parent			0
Noncontrolling interests in consolidated subsidiaries			0
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest			0
Liabilities and Equity			0
Immaterial Accounting Adjustments [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Fixed maturities, at fair value (amortized cost of $12,432 and $14,707, respectively)			0
Equity investments, at fair value (cost of $2,274 and $4,868, respectively)			0
Limited liability investments			(850)
Alternative Investment			0
Investments in private companies, at adjusted cost			850
Real estate investments, at fair value (cost of $10,225 and 10,225, respectively)			0
Other Investments			0
Short-term investments, at cost which approximates fair value			0
Investments			0
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents			(723)		(795)
Cash and Cash Equivalents, at Carrying Value			(722)
Restricted cash			0
Investments in subsidiaries			0
Accrued investment income			0
Service fee receivable, net of allowance for doubtful accounts of $191 and $318, respectively			145
Other receivables, net of allowance for doubtful accounts of $184 and zero, respectively			759
Deferred acquisition costs, net			0
Property and equipment, net of accumulated depreciation of $15,958 and $11,683, respectively			0
Goodwill			731
Intangible assets, net of accumulated amortization of $10,594 and $8,218, respectively			(616)
Other assets			0
Assets held for sale			0
Assets			297
Accrued expenses and other liabilities			(997)
Income taxes payable			0
Deferred service fees			(1,144)
Unpaid loss and loss adjustment expenses			0
Bank loan			0
Notes payable			0
Subordinated Debt			0
Net deferred income tax liabilities			18
Liabilities held for sale			0
Liabilities			(2,123)
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			(281)
Additional paid-in capital			150
Retained Earnings (Accumulated Deficit)			2,585
Accumulated other comprehensive income (loss)			0
Stockholders' Equity Attributable to Parent			2,735
Noncontrolling interests in consolidated subsidiaries			(34)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest			2,701
Liabilities and Equity			297
Restatement Adjustment [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Fixed maturities, at fair value (amortized cost of $12,432 and $14,707, respectively)			14,541
Equity investments, at fair value (cost of $2,274 and $4,868, respectively)			4,589
Limited liability investments			9,094
Alternative Investment			32,211
Investments in private companies, at adjusted cost			4,870
Real estate investments, at fair value (cost of $10,225 and 10,225, respectively)			10,662
Other Investments			3,721
Short-term investments, at cost which approximates fair value			151
Investments			79,839
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents			20,362		31,481
Cash and Cash Equivalents, at Carrying Value			5,377
Restricted cash	$ 14,985
Investments in subsidiaries			5,230
Accrued investment income			507
Service fee receivable, net of allowance for doubtful accounts of $191 and $318, respectively			4,431
Other receivables, net of allowance for doubtful accounts of $184 and zero, respectively			7,247
Deferred acquisition costs, net			6,325
Property and equipment, net of accumulated depreciation of $15,958 and $11,683, respectively			108,008
Goodwill			80,843
Intangible assets, net of accumulated amortization of $10,594 and $8,218, respectively			79,446
Other assets			4,302
Assets held for sale			110,145
Assets			506,685
Accrued expenses and other liabilities			10,359
Income taxes payable			2,644
Deferred service fees			41,113
Unpaid loss and loss adjustment expenses			1,329
Bank loan			4,917
Notes payable			203,648
Subordinated Debt			52,105
Net deferred income tax liabilities			28,763
Liabilities held for sale			105,900
Liabilities			450,778
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			5,180
Additional paid-in capital			356,171
Retained Earnings (Accumulated Deficit)		$ (352,095)	(310,953)		(295,259)
Accumulated other comprehensive income (loss)			(3,852)
Stockholders' Equity Attributable to Parent			41,366
Noncontrolling interests in consolidated subsidiaries		9,354	9,361
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest		$ 50,073	50,727		64,749
Liabilities and Equity			506,685
Previously Reported [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Fixed maturities, at fair value (amortized cost of $12,432 and $14,707, respectively)			14,541
Equity investments, at fair value (cost of $2,274 and $4,868, respectively)			4,476
Limited liability investments			4,922
Alternative Investment			5,771
Investments in private companies, at adjusted cost			0
Real estate investments, at fair value (cost of $10,225 and 10,225, respectively)			0
Other Investments			2,321
Short-term investments, at cost which approximates fair value			151
Investments			32,182
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents			20,774		31,951
Cash and Cash Equivalents, at Carrying Value			20,774
Restricted cash			0
Investments in subsidiaries			5,230
Accrued investment income			331
Service fee receivable, net of allowance for doubtful accounts of $191 and $318, respectively			4,286
Other receivables, net of allowance for doubtful accounts of $184 and zero, respectively			6,536
Deferred acquisition costs, net			6,325
Property and equipment, net of accumulated depreciation of $15,958 and $11,683, respectively			108,008
Goodwill			80,112
Intangible assets, net of accumulated amortization of $10,594 and $8,218, respectively			80,062
Other assets			4,302
Assets held for sale			136,452
Assets			484,600
Accrued expenses and other liabilities			10,924
Income taxes payable			2,644
Deferred service fees			42,257
Unpaid loss and loss adjustment expenses			1,329
Bank loan			4,917
Notes payable			186,469
Subordinated Debt			52,105
Net deferred income tax liabilities			28,745
Liabilities held for sale			105,900
Liabilities			435,290
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			5,461
Additional paid-in capital			356,021		353,882
Retained Earnings (Accumulated Deficit)			(313,487)		(297,668)
Accumulated other comprehensive income (loss)			(3,852)		(208)
Stockholders' Equity Attributable to Parent			38,682		56,006
Noncontrolling interests in consolidated subsidiaries			5,167
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest			43,849		$ 56,835
Liabilities and Equity			$ 484,600