Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Cash flows from operating activities:
Net loss	$ (1,589)	$ (3,802)
Net income from discontinued operations	0	1,020
Net loss from continuing operations	(1,589)	(4,822)
Adjustments to reconcile net loss to net cash used in operating activities:
Amortization of intangible assets	598	0
Realized gain on sale of marketable securities	(2,931)	(79)
Accretion of marketable securities	(60)	58
Settlement claims	1,487	0
Depreciation expense	223	26
Compensation recognized under stock compensation plans	103	18
Changes in:
Accounts and unbilled receivables	1,769	0
Accounts payable and accrued expenses	(507)	15
Accrued professional fees payable	(923)	2,002
Accrued compensation and benefits payable	(1,423)	(6)
Accrued interest payable	199	2,087
Other current assets and liabilities, net	667	395
Other noncurrent assets and liabilities, net	336	56
Net cash used in operating activities of continuing operations	(2,051)	(250)
Net cash provided by operating activities of discontinued operations	0	998
Net cash provided by (used in) operating activities	(2,051)	748
Cash flows from investing activities:
Proceeds from sales and maturities of marketable securities	2,931	26,674
Purchases of marketable securities	0	(3)
Net cash provided by investing activities	2,931	26,671
Cash flows from financing activities:
Borrowings under revolving line of credit	27,138	0
Repayments of borrowings under revolving line of credit	(28,259)	0
Paydowns of long-term debt	(77)	0
Net cash used in financing activities	(1,198)	0
Cash and cash equivalents:
Net increase (decrease)	(318)	27,419
Beginning of period	2,740	5,000
End of period	2,422	32,419
Cash paid for:
Interest	2,349	0
Reorganization items	$ 1,072	$ 1,772