INCOME TAXES (Details) - USD ($)	3 Months Ended	6 Months Ended
Aug. 31, 2018	Aug. 31, 2017	Aug. 31, 2018	Aug. 31, 2017
Income Taxes
U.S. federal income tax rate (as a percent)	21.00%	34.00%	21.00%	34.00%
Actual income tax benefit
Expected income tax benefit	$ (94,431)	$ (144,753)	$ (180,442)	$ (301,566)
Effect of expenses deducted directly by Dr. Burzynski	94,431	144,753	180,442	301,566
Nondeductible expenses and other adjustments	6,474	13,327	12,530	32,321
Change in valuation allowance	(6,474)	$ (13,327)	(12,530)	$ (32,321)
Deferred tax assets:
Net deferred tax asset	0		0
Valuation allowance	194,102		194,102
Net operating loss carry forwards available to offset future income	$ 721,423		721,423
Historical earnings			$ 0
IRS
Income Taxes
Period after filing income tax returns subject to examination			3 years

Represents the period after filing income tax returns subject to examination by the taxing authority.

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deductions. Including, but not limited to, extraterritorial income exclusion deduction, qualified production activity deduction, dividend deduction, deduction for dividend paid to employee stock ownership plan, Medicare prescription drug benefit subsidy deduction, and other deductions.

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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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