Stock-Based Compensation (Details) (USD $)	0 Months Ended	1 Months Ended	0 Months Ended	12 Months Ended
	Aug. 09, 2012	Mar. 26, 2013	Mar. 14, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized for issuance (in shares)				500,000
Term of award	5 years		5 years
Expiration date	Aug. 09, 2017		Mar. 14, 2016
Percentage of shares vested on first anniversary of the grant date (in hundredths)	30.00%	30.00%	30.00%
Percentage of shares vested on second anniversary of the grant date (in hundredths)	30.00%	30.00%	30.00%
Percentage of shares vested on third anniversary of the grant date (in hundredths)	40.00%	40.00%	40.00%
Weighted average grant date fair value (in dollars per share)	$ 2.44		$ 9.82
Stock compensation expense related to grant	$ 12,000		$ 265,000		$ 211,000
Unrecognized compensation expense	86,000		409,000
Weighted average recognition period	2 years 8 months 12 days		1 year 2 months 12 days
Inputs to option valuation model for options granted [Abstract]
Historical volatility (in hundredths)				79.00%	91.00%
Dividend rate (in hundredths)				0.00%	0.00%
Expected term				3 years 5 months 12 days	3 years 5 months 12 days
Risk-free rate (in hundredths)				0.38%	1.11%
Forfeiture rate (in hundredths)				0.00%	0.00%
Number of stock options [Roll Forward]
Outstanding, beginning of period (in shares)				90,000	0
Granted (in shares)				40,000	90,000
Exercised (in shares)				0	0
Forfeited (in shares)				0	0
Expired (in shares)				0	0
Outstanding, end of period (in shares)				130,000	90,000	0
Exercisable, end of period (in shares)				27,000
Options, weighted average exercise price [Roll Forward]
Outstanding, beginning of period (in dollars per share)				$ 22.50	$ 0
Granted (in dollars per share)				$ 10.00	$ 22.50
Exercised (in dollars per share)				$ 0	$ 0
Forfeited (in dollars per share)				$ 0	$ 0
Expired (in dollars per share)				$ 0	$ 0
Outstanding, end of period (in dollars per share)				$ 18.65	$ 22.50	$ 0
Exercisable, end of period (in dollars per share)				$ 22.50
Options, additional disclosures [Abstract]
Weighted average years remaining, outstanding, beginning of period				3 years 7 months 6 days	3 years 2 months 12 days	0 years
Weighted average years remaining, granted				4 years 7 months 6 days	3 years 2 months 12 days
Weighted average years remaining, exercised				0 years	0 years
Weighted average years remaining, forfeited				0 years	0 years
Weighted average years remaining, expired				0 years	0 years
Weighted average years remaining, outstanding, end of period				3 years 7 months 6 days	3 years 2 months 12 days	0 years
Weighted average years remaining, exercisable, end of period				3 years 2 months 12 days
Aggregate intrinsic value, outstanding, beginning of period				0	0
Aggregate intrinsic value, granted				0	0
Aggregate intrinsic value, exercised				0	0
Aggregate intrinsic value, forfeited				0	0
Aggregate intrinsic value, expired				0	0
Aggregate intrinsic value, outstanding, end of period				0	0	0
Aggregate intrinsic value, exercisable, end of period				0
Number of individuals, shares granted	12
Unrecognized compensation expense				132,000
Fair value of shares vested during the period				$ 88,000
Restricted stock, number of stock grants [Roll Forward]
Granted (in shares)		62,401
Restricted stock, weighted average grant date fair value per share [Roll Forward]
Outstanding non vested, beginning of period (in dollars per share)				$ 18.90	$ 18.90
Granted (in dollars per share)		$ 2.33		$ 6.27	$ 7.33
Vested (in dollars per share)				$ 7.96	$ 10.31
Forfeited or expired (in dollars per share)				$ 15.36	$ 0
Outstanding non vested, end of period (in dollars per share)				$ 12.72	$ 18.90	$ 18.90
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of shares vested on first anniversary of the grant date (in hundredths)		30.00%
Percentage of shares vested on second anniversary of the grant date (in hundredths)		30.00%
Percentage of shares vested on third anniversary of the grant date (in hundredths)		40.00%
Restricted stock, number of stock grants [Roll Forward]
Outstanding non vested, beginning of period (in shares)				8,861	12,647
Granted (in shares)				20,782	10,928
Vested (in shares)				(17,182)	(14,714)
Forfeited or expired (in shares)				(918)	0
Outstanding non vested, end of period (in shares)				11,543	8,861
Restricted stock, weighted average grant date fair value per share [Roll Forward]
Granted (in dollars per share)		$ 5.81