Stockholders’ Deficit (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands, shares in Millions	1 Months Ended	3 Months Ended		9 Months Ended		10 Months Ended
	Nov. 03, 2017	Dec. 31, 2017	Mar. 31, 2016	Sep. 30, 2017	Sep. 30, 2016	Nov. 03, 2017	Jan. 31, 2017	Dec. 31, 2016
Subsidiary, Sale of Stock [Line Items]
Proceeds from Issuance of Common Stock				$ 46,029	$ 0
Stock Issued During Period, Shares, New Issues				37.9
Shelf Registration Statement, Maximum Authorized Stock Issuance, Value							$ 75,000	$ 200,000
Shares Issued, Price Per Share				$ 1.25
Scenario, Forecast [Member]
Subsidiary, Sale of Stock [Line Items]
Proceeds from Issuance of Common Stock		$ 600
Convertible Debt [Member]
Subsidiary, Sale of Stock [Line Items]
Adjustments to Additional Paid IN capital, Cost and Expenses on Derivative Transaction			$ 38,500
Subsequent Event [Member]
Subsidiary, Sale of Stock [Line Items]
Proceeds from Issuance of Common Stock	$ 3,900					$ 51,500
Stock Issued During Period, Shares, New Issues	3.4
Public Offering [Member]
Subsidiary, Sale of Stock [Line Items]
Shelf Registration Statement, Maximum Authorized Stock Issuance, Value								$ 125,000