Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash Flows from Operating Activities:
Net income (loss)	$ (13,200)	$ 9,600
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Depreciation and amortization	100
Gain on sale of assets		(9,600)
Short term investment	200
Defined benefit plan adjustment	8,500
Other, net	(1,400)	(200)
Changes in operating assets and liabilities	2,900	(2,600)
Net cash used in operating activities	(2,900)	(2,800)
Cash Flows from Investing Activities:
Disbursement related to disposal group		(500)
Proceeds from sale of assets		1,000
Net cash provided by investing activities		500
Cash Flows from Financing Activities:
Proceeds from Orix note payable	16,000
Net cash provided by financing activities	16,000
Net change in cash and cash equivalents	13,100	(2,300)
Cash, cash equivalents and restricted cash - beginning of period	5,500	5,300
Cash, cash equivalents and restricted cash - end of period	18,600	300
Supplemental disclosures of cash paid during the period:
Income taxes (net of refunds received)