Loss per Share (Details) (USD $)	12 Months Ended
	Sep. 30, 2012	Oct. 02, 2011
Basic and Diluted Net Loss Numerator:
Loss from continuing operations	$ (26,928,200)	$ (16,637,600)
Income from discontinued operations	7,259,800	874,800
Net loss	$ (19,668,400)	$ (15,762,800)
Basic and Diluted Net Loss Denominator:
Weighted average number of common shares outstanding	123,624,400	90,728,100
Basic and diluted loss per common share:
Loss from continuing operations	$ (0.22)	$ (0.18)
Net earnings from discontinued operations	$ 0.06	$ 0.01
Net loss attributable to ISC8 per common share	$ (0.16)	$ (0.17)