Stockholders' Equity (Details Textual) - USD ($)			1 Months Ended			3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 03, 2015	Jan. 06, 2015	May. 19, 2015	Apr. 30, 2015	Jan. 31, 2015	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Equity Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated Share-based Compensation Expense						$ 16,000	$ 10,000	$ 33,000	$ 19,000
Non Executive Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures					25,000
Allocated Share-based Compensation Expense		$ 18,167
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period					2 years
Non Executive Employees [Member] | Share-based Compensation Award, Tranche One [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage					50.00%
Non Executive Employees [Member] | Share-based Compensation Award, Tranche Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage					50.00%
Non Management Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures	75,000			10,000
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period				2 years
Non Management Directors [Member] | Share-based Compensation Award, Tranche One [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage	33.33%			50.00%
Non Management Directors [Member] | Share-based Compensation Award, Tranche Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage	33.33%			50.00%
Non Management Directors [Member] | Share-based Compensation Award, Tranche Three [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage	33.33%
Officers And Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures			417,500
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	3 years		2 years
Officers And Employees [Member] | Share-based Compensation Award, Tranche One [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage			50.00%
Officers And Employees [Member] | Share-based Compensation Award, Tranche Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage			50.00%
Warrant [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Warrants Outstanding Number						2,219,543		2,219,543		2,219,543
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price						$ 6.07		$ 6.07		$ 6.07
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Exercisable Number								$ 6.07		$ 6.07
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms								3 years 11 months 23 days		4 years 2 months 23 days
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding						$ 6,497,413		$ 6,497,413		$ 6,497,413
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Warrants Exercisable Number						2,219,543		2,219,543		2,219,543
Employee Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized						$ 67,000		$ 67,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition								1 year 11 days
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated Share-based Compensation Expense						1,092,000	$ 1,810,000	$ 2,088,000	$ 3,368,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized						$ 6,988,000		$ 6,988,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition								1 year 6 months 18 days
Former Equity Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Options Issued Shares Former Equity Plan								576
Stock Options Issued Value Per Share Former Equity Plan								$ 728
2011 Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant						3,114,716		3,114,716
Common Stock, Capital Shares Reserved for Future Issuance						5,737,009		5,737,009
Common Stock, Eligible for Issuance						8,000,000		8,000,000