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Note 18 - Subsequent Events	12 Months Ended
	Aug. 31, 2018
Notes to Financial Statements
Subsequent Events [Text Block]	18.         SUBSEQUENT EVENT On October 24, 2018, NTIC’s Board of Directors declared a cash dividend of $0.12 per share of NTIC’s common stock, payable on November 21, 2018 to stockholders of record on November 7, 2018.

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The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

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