(2) Share-Based Payment Arrangements (Details Narrative) (USD $)	3 Months Ended			9 Months Ended
	Sep. 30, 2013	Jun. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Common stock, shares outstanding	48,031,737			48,031,737		47,610,737
Proceeds From Stock Options Exercised	$ 0		$ 0	$ 697,500	$ 624,155
Intrinsic Value of Stock Options Exercised	0	0	0	121,819	266,862
Total unrecognized compensation	2,861,722			2,861,722
Intrinsic value of restricted stock for which the restrictions lapsed during the period	$ 17,585		$ 53,312	$ 203,082	$ 1,092,051
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
Total shares available for issuance under the FalconStor Software, Inc., 2006 Incentive Stock Plan, subsequent to increase		2,400,736
Common stock, shares outstanding		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			1,231,413
NonEmployee | Maximum
Options Contractual term	10 years
Vesting period for options granted	3 years
FalconStor Software, Inc., 2013 Outside Directors Equity Compensation Plan
Shares available for issuance upon the vesting of options				400,000