Consolidated Statements of Changes In Net Assets $ in Thousands	12 Months Ended
	Dec. 31, 2018 USD ($) shares		Dec. 31, 2017 USD ($) shares
Net investment loss after income taxes	$ (11,095)	[1]
Net realized losses on investments, net of tax	(26,319)	[1]
Net unrealized appreciation on investments, net of tax	14,675	[1]
Net increase in net assets resulting from operations	(25,046)		$ 278
Stock-based compensation expense	$ 576	[1]
Capital share activity
Exercise of stock options | shares	0	[2]	0	[2]
Common stock issued, end of period | shares	27,385,600
Treasury stock, end of period | shares	(2,951,243)
Common stock outstanding | shares	24,434,357
Investment Company Accounting [Member]
Net investment loss after income taxes			$ (7,121)
Net realized losses on investments, net of tax			(27,789)
Net unrealized appreciation on investments, net of tax			35,188
Net increase in net assets resulting from operations			278
Realized gains from investment transactions, net			0
Stock-based compensation expense			785
Capital share transactions			785
Total increase in net assets			1,063
Net assets at the beginning of the period	$ 287,159	[3]	286,096
Net assets at the end of the period			$ 287,159	[3]
Capital share activity
Common stock issued, beginning of period | shares	27,294,327		26,976,064
Issuance of restricted stock, net | shares			318,263
Common stock issued, end of period | shares			27,294,327
Treasury stock, beginning of period | shares	(2,951,243)		(2,951,243)
Treasury stock, end of period | shares			(2,951,243)
Common stock outstanding | shares			24,343,084

[1] Balance includes the nine months ended December 31, 2018 under Bank Holding Company Accounting and the three months ended March 31, 2018 under Investment Company Accounting.

[2] The aggregate intrinsic value, which represents the difference between the price of the Company’s common stock at the exercise date and the related exercise price of the underlying options, was $0 for 2019, 2018, and 2017.

[3] Includes $0 of undistributed net investment income and $0 of undistributed net realized gains on investments, and $0 of capital loss carryforwards at December 31, 2017.