Preferred Stock (Narrative) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended			12 Months Ended	0 Months Ended	1 Months Ended	12 Months Ended		1 Months Ended	12 Months Ended		1 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Preferred Stock [Member]	Dec. 31, 2013 Series B Preferred Stock [Member]	Jan. 02, 2014 Series B Preferred Stock [Member] Forecast [Member]	Apr. 30, 2012 Series A-2 Preferred Stock [Member]	Dec. 31, 2013 Series A-2 Preferred Stock [Member]	Dec. 31, 2013 Series D Preferred Stock [Member]	Apr. 30, 2012 Common Stock [Member]	Dec. 31, 2013 Common Stock [Member]	Dec. 31, 2013 Series B Preferred Stock [Member]	Oct. 31, 2013 Principal affiliated entity [Member]	Oct. 15, 2013 Principal affiliated entity [Member]
Class of Stock [Line Items]
Preferred shares authorized			5,000,000	100			7,500	4,000
Shares outstanding											0
Preferred shares issued	0	100		0			53	0
Preferred shares outstanding	0	100		0			53	0
Preferred stock stated value (per share)				$ 100,000			$ 8,000
Preferred stock, cumulative dividend percentage rate (per annum)				4.00%	6.00%		5.00%
Accrued dividends							$ 20
Preferred stock exchanged for common stock				100						6,667,286	(100)
Preferred stock, liquidation preference, value				10,247
Preferred stock, liquidation preference (in dollars per share)				$ 1.54
Preferred stock, forgiveness of accrued dividends				247
Payments related to preferred stock exchange				289
Agreement termination fee, shares												100,000
Common stock issued to broker in connection with preferred stock exchange	$ 135	$ 0										$ 135
Stock price (in dollars per share)													$ 1.35
Stock issued during period, conversion of convertible securities, price (per share)							$ 3.00
Convertible preferred stock, shares issued upon conversion							2,500		2,500
Conversion of stock, amount converted (in shares)						41
Conversion of stock, shares issued									102,000
Conversion price below this fair value of the common stock (in dollars per share)	$ 1.16