Discontinued Operations - (Details Narrative) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Dec. 31, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Current assets of discontinued operations		$ 2,400
Current liabilities of discontinued operations	600	4,600
Imation Subsidiaries [Member] | Discontinued Operations, Disposed of by Sale [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Current assets of discontinued operations	0	2,400
Disposal group, including discontinued operation, accounts receivable, net		700
Disposal group, including discontinued operation, funds held in escrow		1,000
Disposal group, including discontinued operation, other current assets		700
Current liabilities of discontinued operations	600	4,600
Disposal group, including discontinued operation, accounts payable		1,700
Disposal group, including discontinued operation, other current liabilities		2,200
Other liabilities of discontinued operations	$ 200	2,200
Withholding tax of discontinued operations		500
Tax contingencies of discontinued operations		600
Other liabilities of discontinued operations, other		1,100
Imation Subsidiaries [Member] | Discontinued Operations, Disposed of by Sale [Member] | CMC Magnetic Corp. [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal group, including discontinued operation, due to related party		$ 1,000
Securities Purchase Agreement [Member] | IMN Capital Holdings, Inc., [Member] | Imation Subsidiaries [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Purchase price of agreement description	one hundred dollars ($100.00) payable on the closing date of the IMN Capital Agreement
Net proceeds from subsidiary litigation percentage	75.00%
Non-cash gain on transaction	$ 9,600
Net income of discontinued operations	$ 10,500