(2) Share-Based Payment Arrangements (Details Narrative) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Common stock, shares outstanding	48,014,717		48,014,717		47,610,737
Proceeds From Stock Options Exercised	$ 0	$ 421,290	$ 697,500	$ 624,155
Intrinsic Value of Stock Options Exercised	0	188,609	121,819	266,862
Total unrecognized compensation	3,905,864		3,905,864
Intrinsic value of restricted stock for which the restrictions lapsed during the period	$ 64,361	$ 178,592	$ 185,497	$ 1,038,739
Options Contractual term			10 years
Vesting period for options granted	3 years
FalconStor Software, Inc., 2006 Incentive Stock Plan Member
Total shares available for issuance under the FalconStor Software, Inc., 2006 Incentive Stock Plan, prior to increase	1,169,323		1,169,323
Total shares available for issuance under the FalconStor Software, Inc., 2006 Incentive Stock Plan, subsequent to increase	2,400,736		2,400,736
Common stock, shares outstanding	48,014,717		48,014,717
Minimum Percentage of shares outstanding under 2006 Plan			5.00%
Increase in shares available for issuance under 2006 Plan			1,231,413
NonEmployee | Maximum
Vesting period for options granted	3 years