Preferred Stock - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Class of Stock [Line Items]
Preferred shares authorized (in shares)	7,500	7,500
Preferred shares issued (in shares)	32	32
Preferred shares outstanding (in shares)	32	32
Preferred stock Series A-2, convertible, par value (in dollars per share)	$ 0.0001	$ 0.0001
Accrued dividends	$ 47,000	$ 36,000
Conversion price below this fair value of the common stock (in dollars per share)	$ 1.16
Series A-2 Preferred Stock
Class of Stock [Line Items]
Preferred shares authorized (in shares)	5,000,000
Common Stock
Class of Stock [Line Items]
Stock issued for conversion of convertible preferred stock, shares (in shares)		60,497.000
Series B-1 Preferred Stock
Class of Stock [Line Items]
Preferred shares authorized (in shares)	100
Preferred shares issued (in shares)	0
Preferred shares outstanding (in shares)	0
Series A-2 Preferred Stock
Class of Stock [Line Items]
Preferred shares authorized (in shares)	7,500
Preferred shares issued (in shares)	32
Preferred shares outstanding (in shares)	32
Preferred stock Series A-2, convertible, par value (in dollars per share)	$ 7,500
Stock issued during period, conversion of convertible securities, price (in dollars per share)	$ 2.9835
Convertible preferred stock, shares issued upon conversion (in shares)	2,514
Adjustments to conversion price	$ 0
Preferred stock, cumulative dividend percentage rate, per annum	5.00%
Derivative liability	$ 0
Series A-2 Preferred Stock | Series A-2 Preferred Stock
Class of Stock [Line Items]
Conversion of stock, shares converted (in shares)		21
Convertible preferred dividends, net of tax		$ 22,000
Stock issued for conversion of convertible preferred stock, shares (in shares)		21
Series D Preferred Stock
Class of Stock [Line Items]
Preferred shares authorized (in shares)	4,000
Preferred shares issued (in shares)	0
Preferred shares outstanding (in shares)	0