Note 3 - Revenue Recognition - Contract Balances Subject to ASC 606 (Details) - USD ($)	Feb. 29, 2020	Dec. 01, 2019	Nov. 30, 2019
Accounts receivable	$ 71,126	$ 58,853
Total Assets	71,126	58,853	$ 58,853
Contract liabilities - current	597,890	622,724
Contract liabilities - long-term	97,482	80,110
Total Contract Liabilities	$ 695,372	$ 702,834	$ 702,834

Represents the accounts receivable included in asset from contract with customer.

No definition available.

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Balance Type:	debit
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- Definition

Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

+ References

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- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

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- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.

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- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as noncurrent.

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