CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Dec. 31, 2021	Sep. 30, 2021
Current assets:
Cash and cash equivalents	$ 2,748,368	$ 6,554,948
Accounts receivable, net of allowance of $39,821 and $29,821 at December 31, 2021 and September 30, 2021, respectively	3,857,275	2,804,039
Inventories	1,300,629	1,369,933
Prepaid expenses and other current assets	593,149	568,881
Total current assets	8,499,421	11,297,801
Property and equipment, net	2,807,852	3,023,915
Other assets:
Deposits	95,040	95,040
Total Assets	11,402,313	14,416,756
Current liabilities:
Accounts payable and accrued liabilities	2,521,353	2,991,343
Deferred revenue	457,538	281,000
Total current liabilities	2,978,891	3,272,343
Long term accrued liabilities	31,467	31,467
Total liabilities	3,010,358	3,303,810
Commitments and contingencies (Note F)
Applied DNA Sciences, Inc. stockholders' equity:
Preferred stock, par value $0.001 per share; 10,000,000 shares authorized; -0- shares issued and outstanding as of December 31, 2021 and September 30, 2021, respectively	0	0
Common stock, par value $0.001 per share; 200,000,000 shares authorized as of December 31, 2021 and September 30, 2021, 7,486,120 shares issued and outstanding as of December 31, 2021 and September 30, 2021	7,488	7,488
Additional paid in capital	297,228,192	295,228,272
Accumulated deficit	(288,843,858)	(284,122,092)
Applied DNA Sciences, Inc. stockholders' equity:	8,391,822	11,113,668
Noncontrolling interest	133	(722)
Total equity	8,391,955	11,112,946
Total liabilities and equity	11,402,313	14,416,756
Series A Preferred Stock [Member]
Applied DNA Sciences, Inc. stockholders' equity:
Preferred stock, par value $0.001 per share; 10,000,000 shares authorized; -0- shares issued and outstanding as of December 31, 2021 and September 30, 2021, respectively	0	0
Series B Preferred Stock [Member]
Applied DNA Sciences, Inc. stockholders' equity:
Preferred stock, par value $0.001 per share; 10,000,000 shares authorized; -0- shares issued and outstanding as of December 31, 2021 and September 30, 2021, respectively	$ 0	$ 0

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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- Definition

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due after one year (or beyond the operating cycle if longer), including liabilities for compensation costs, fringe benefits other than pension and postretirement obligations, rent, contractual rights and obligations, and statutory obligations.