Debt	3 Months Ended
Nov. 30, 2012
Debt Disclosure [Abstract]
Debt	5—DEBT As of November 30, 2012, the Company had $81.6 million outstanding on its $130 million secured revolving credit facility (the “2012 Agreement”) with a syndicate of banks. The lenders’ loan commitment may be increased under certain circumstances. The maturity date for the revolving loans under the 2012 Agreement is July 9, 2017. Interest rates under the 2012 Agreement are based on either the London Interbank Offered Rate (“LIBOR”) or the prime rate, depending on the selection of available borrowing options under the 2012 Agreement. Pursuant to the 2012 Agreement, the interest rate margin over LIBOR can range between 2% and 4%, depending upon the ratio of the Company’s funded debt to earnings before interest, taxes, depreciation and amortization (defined in the 2012 Agreement as the “Total Leverage Ratio”). The 2012 Agreement provides that the Total Leverage Ratio shall not exceed 3.75 through November 30, 2012; 3.50 through November 30, 2013; 3.25 through May 31, 2014; and 3.0 thereafter. In addition, the Company must maintain a Fixed Charge Coverage Ratio, as defined in the 2012 Agreement, of not less than 1.35. Annual capital expenditures will be restricted to $15 million beginning in fiscal 2013 if the Total Leverage Ratio is greater than 2.50 for two consecutive fiscal quarters. The Company’s obligations under the 2012 Agreement are secured by substantially all of the Company’s assets. At November 30, 2012, the Company also had two non interest bearing loans from the Iowa Department of Economic Development (“IDED”). The IDED provided two five-year non interest bearing loans as follows: (1) a $1.0 million loan to be repaid in 60 equal monthly payments of $16,667 beginning December 1, 2009, and (2) a $1.0 million loan which is forgivable if the Company maintains certain levels of employment at the Cedar Rapids plant. At November 30, 2012, the Company had $1.4 million outstanding related to the IDED loans. Pursuant to the 2012 Agreement, the Company may declare and pay dividends on its common stock in an amount not to exceed, in any consecutive four quarters, the lesser of $10 million or 50% of Free Cash Flow, as defined in the 2012 Agreement. As of November 30, 2012, the Company was not permitted to pay dividends.

Debt

3 Months Ended

Nov. 30, 2012

5—DEBT

As of November 30, 2012, the Company had $81.6 million outstanding on its $130 million secured revolving credit facility (the “2012 Agreement”) with a syndicate of banks. The lenders’ loan commitment may be increased under certain circumstances.

The maturity date for the revolving loans under the 2012 Agreement is July 9, 2017. Interest rates under the 2012 Agreement are based on either the London Interbank Offered Rate (“LIBOR”) or the prime rate, depending on the selection of available borrowing options under the 2012 Agreement. Pursuant to the 2012 Agreement, the interest rate margin over LIBOR can range between 2% and 4%, depending upon the ratio of the Company’s funded debt to earnings before interest, taxes, depreciation and amortization (defined in the 2012 Agreement as the “Total Leverage Ratio”).

The 2012 Agreement provides that the Total Leverage Ratio shall not exceed 3.75 through November 30, 2012; 3.50 through November 30, 2013; 3.25 through May 31, 2014; and 3.0 thereafter. In addition, the Company must maintain a Fixed Charge Coverage Ratio, as defined in the 2012 Agreement, of not less than 1.35. Annual capital expenditures will be restricted to $15 million beginning in fiscal 2013 if the Total Leverage Ratio is greater than 2.50 for two consecutive fiscal quarters. The Company’s obligations under the 2012 Agreement are secured by substantially all of the Company’s assets.

At November 30, 2012, the Company also had two non interest bearing loans from the Iowa Department of Economic Development (“IDED”). The IDED provided two five-year non interest bearing loans as follows: (1) a $1.0 million loan to be repaid in 60 equal monthly payments of $16,667 beginning December 1, 2009, and (2) a $1.0 million loan which is forgivable if the Company maintains certain levels of employment at the Cedar Rapids plant. At November 30, 2012, the Company had $1.4 million outstanding related to the IDED loans.

Pursuant to the 2012 Agreement, the Company may declare and pay dividends on its common stock in an amount not to exceed, in any consecutive four quarters, the lesser of $10 million or 50% of Free Cash Flow, as defined in the 2012 Agreement. As of November 30, 2012, the Company was not permitted to pay dividends.