CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS $ in Thousands	3 Months Ended
	Mar. 31, 2018 USD ($)	Mar. 31, 2017 USD ($)
Statement of Cash Flows [Abstract]
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 43,297	$ 16,031
Cash flows from operating activities:
Net income (loss)	10,721	(1,314)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	680	666
Provision for (recovery of) doubtful accounts	37	36
Provision for (benefit from) deferred income taxes	223	(273)
Stock-based compensation	696	191
Gain on sale of consolidated subsidiaries	14,043	0
Changes in assets and liabilities, net of effect of dispositions:
Decrease (increase) in accounts receivable	(8,429)	(6,475)
Decrease (increase) in prepaid and other assets	(412)	(264)
Increase (decrease) in accounts payable, accrued expenses and other liabilities	(3,691)	(1,074)
Increase (decrease) in accrued business reorganization	(487)	(429)
Net cash used in operating activities	(14,705)	(8,936)
Cash flows from investing activities:
Capital expenditures	(284)	(381)
Proceeds from Divestiture of Businesses, Net of Cash Divested	27,977	0
Net cash provided by (used in) investing activities	27,693	(381)
Cash flows from financing activities:
Borrowings under credit agreements	59,674	34,696
Repayments under credit agreements	(51,682)	(31,701)
Repayment of capital lease obligations	(26)	(23)
Purchase of treasury stock	0	(329)
Purchase of restricted stock from employees	(67)	(5)
Net cash provided by financing activities	7,899	2,638
Effect of exchange rates on cash, cash equivalents and restricted cash	404	199
Net increase (decrease) in cash, cash equivalents and restricted cash	21,291	(6,480)
Supplemental disclosures of cash flow information:
Cash paid during the period for interest	92	93
Net cash payments during the period for income taxes	$ 129	$ 233