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Note 8 - Stockholders' Equity (Tables)

12 Months Ended

Aug. 31, 2018

Notes Tables

Dividends Declared [Table Text Block]

Declaration Date		Amount		Record Date		Payable Date
November 20, 2017		$0.10		December 8, 2017		December 21, 2017
January 24, 2018		$0.10		February 8, 2018		February 21, 2018
April 25, 2018		$0.10		May 9, 2018		May 23, 2018
July 25, 2018		$0.10		August 8, 2018		August 22, 2018

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