Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2017	Dec. 31, 2018	Dec. 31, 2017
Revenues [Abstract]
Service fee and commission income		$ 38,286	$ 30,530
Rental income		13,376	13,384
Other income		416	684
Total revenues		52,078	44,598
Operating Expenses [Abstract]
Claims authorized on vehicle service agreements		5,711	5,327
Loss and loss adjustment expenses		1,631	404
Commissions		3,756	3,086
Cost of services sold		7,370	6,535
General and administrative expenses		29,732	27,311
Leased real estate segment interest expense		6,171	6,264
Total operating expenses		54,371	48,927
Operating loss		(2,293)	(4,329)
Other revenues (expenses), net:
Net investment income		2,957	7,087
Net realized (losses) gains		(17)	306
Gain on change in fair value of equity investments		381	0
Loss on change in fair value of limited liability investments, at fair value		(7,393)	(1,832)
Net change in unrealized loss on private company investments		(1,629)	(758)
Non-operating other income		30	605
Interest expense not allocated to segments		(7,407)	(6,348)
Amortization of intangible assets		(2,376)	(1,085)
Contingent consideration benefit		0	(212)
Loss on change in fair value of debt		(1,720)	(8,487)
Loss on liquidation of subsidiary		17	0
Equity in net (loss) income of investee		(2,499)	2,115
Total other revenues (expenses), net		(19,656)	(8,185)
Loss from continuing operations before income tax expense (benefit)		(21,949)	(12,514)
Income tax expense (benefit)		315	(16,688)
(Loss) income from continuing operations		(22,264)	4,174
Income (Loss) from Individually Significant Component Disposed of or Held-for-sale, Excluding Discontinued Operations, before Income Tax		0	(494)
Income (loss) from discontinued operations, net of taxes		1,064	(16,306)
(Loss) gain on disposal of discontinued operations, net of taxes		(7,136)	1,017
Net loss		(28,336)	(11,609)
Less: net income attributable to noncontrolling interests in consolidated subsidiaries	$ 4,085	1,765	4,085
Accrued dividends on Class A preferred stock issued		620	1,248
Net Income (Loss) Attributable to Parent		$ (30,721)	$ (16,942)
Loss per share - continuing operations:
Basic:		$ (1.13)	$ (0.05)
Diluted:		(1.13)	(0.05)
Earnings per share - discontinued operations [Abstract]
Basic:		(0.28)	(0.73)
Diluted:		(0.28)	(0.73)
Loss per share – net loss attributable to common shareholders:
Basic:		(1.41)	(0.79)
Diluted:		$ (1.41)	$ (0.79)
Weighted average shares outstanding (in ‘000s):
Basic:		21,728	21,547
Diluted:		21,728	21,547