Note 11. Stockholders' Equity (Tables)

6 Months Ended

Feb. 29, 2012

DividendDeclarationAndPaymentDetailsTableTextBlock

Declaration Date	Dividends Per Share of Common Stock		Type	Record Date	Total $ Amount (in thousands)		Payment Date
February 14, 2012	$	0.27	Regular (cash)	February 29, 2012	$	12,085	March 20, 2012
November 10, 2011	$	0.27	Regular (cash)	November 30, 2011	$	12,181	December 20, 2011
August 11, 2011	$	0.27	Regular (cash)	August 31, 2011	$	12,165	September 20, 2011
May 9, 2011	$	0.27	Regular (cash)	May 31, 2011	$	12,374	June 21, 2011
February 9, 2011	$	0.23	Regular (cash)	February 28, 2011	$	10,612	March 15, 2011
November 10, 2010	$	0.23	Regular (cash)	November 30, 2010	$	10,660	December 21, 2010
August 10, 2010	$	0.23	Regular (cash)	August 31, 2010	$	10,586	September 21, 2010
May 14, 2010	$	0.23	Regular (cash)	May 28, 2010	$	10,655	June 15, 2010
February 9, 2010	$	0.20	Regular (cash)	February 26, 2010	$	9,329	March 16, 2010
November 10, 2009	$	0.20	Regular (cash)	November 30, 2009	$	9,423	December 15, 2009