(8) Share-Based Payment Arrangements (Details 1)	Dec. 31, 2012	Dec. 31, 2011
Shares outstanding	11,360,842	14,456,722
FalconStor Software, Inc., 2000 Stock Option Plan Member
Shares Available for grant	0
Shares outstanding	2,432,787
1994 Outside Directors Stock Option Plan Member
Shares Available for grant	0
Shares outstanding	40,000
2004 Outside Directors Stock Option Plan Member
Shares Available for grant	0
Shares outstanding	190,000
FalconStor Software, Inc., 2007 Outside Directors Equity Compensation Plan Member
Shares Available for grant	0
Shares outstanding	170,000
Stand-Alone Stock Option Agreement between the Company and James P. McNiel Member
Shares Available for grant	0
Shares outstanding	1,220,000