Share-Based Payment Arrangements (Details 1)	Dec. 31, 2013	Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Outstanding	7,544,432	11,360,842
FalconStor Software, Inc., 2000 Stock Option Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Available for grant	0
Shares Outstanding	1,140,667
2004 Outside Directors Stock Option Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Available for grant	0
Shares Outstanding	145,000
FalconStor Software, Inc., 2007 Outside Directors Equity Compensation Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Available for grant	0
Shares Outstanding	160,000
FalconStor Software, Inc., 2010 Outside Directors Equity Compensation Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares Available for grant	0
Shares Outstanding	50,500