Stock Incentive Plans (Details Textual) (USD $)	0 Months Ended	3 Months Ended		9 Months Ended			3 Months Ended		9 Months Ended		1 Months Ended
	Aug. 02, 2011	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Jan. 01, 2006	Sep. 30, 2012 Restricted stock [Member]	Sep. 30, 2011 Restricted stock [Member]	Sep. 30, 2012 Restricted stock [Member]	Sep. 30, 2011 Restricted stock [Member]	Jun. 30, 2011 2007 Plan [Member]	Jun. 22, 2011 2007 Plan [Member] Maximum [Member]	Jun. 22, 2011 2007 Plan [Member] Minimum [Member]	Aug. 02, 2011 2001 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum number of shares awarded or sold												4,407,692	2,307,692	1,449,667
Plan expiration date	Aug. 02, 2011
Increase in maximum number of shares awarded or sold under 2007 plan											2,100,000
Stock compensation expense		$ 455,000	$ 857,000	$ 1,400,000	$ 2,500,000		$ 41,000	$ 41,000	$ 122,000	$ 125,000
Stock Incentive Plans (Textual) [Abstract]
Unrecognized compensation cost related to non vested awards		3,600,000		3,600,000
Stock based plan expect to recognize weighted average period				2 years 3 months 15 days
Intrinsic value of the options outstanding and exercisable		$ 0	$ 0	$ 0	$ 0
Weighted average fair value per share of options granted				$ 9.74
Expected term				5 years 3 months 18 days
Risk free interest rate, Minimum				0.83%
Risk free interest rate, Maximum				1.04%
Expected volatility				52.00%
Dividend yield				0.00%
Expected forfeiture rate				16.59%
Options Issue Date Under Intrinsic Value Method						Jan. 01, 2006