Revolving Line of Credit	9 Months Ended
Jun. 30, 2011
Revolving Line of Credit	10. Revolving Line of Credit As of June 30, 2011 we had a $200 million unsecured revolving line of credit with a syndicate of banks that expires on October 20, 2011. Proceeds from the credit facility can be used for working capital and general corporate purposes and may also be used for the refinancing of existing debt, acquisitions, and the repurchase of the Company’s common stock. Interest on amounts borrowed under the credit facility is based on (i) a base rate, which is the greater of (a) the prime rate and (b) the Federal Funds rate plus 0.50% or (ii) LIBOR plus an applicable margin. The margin on LIBOR borrowings ranges from 0.30% to 0.55% and is determined based on our consolidated leverage ratio. In addition, we must pay utilization fees if borrowings and commitments under the credit facility exceed 50% of the total credit facility commitment, as well as facility fees. The credit facility contains certain restrictive covenants, including maintenance of consolidated leverage and fixed charge coverage ratios. The credit facility also contains covenants typical of unsecured facilities. As of June 30, 2011 and September 30, 2010, we had no borrowings outstanding under the credit facility.

10. Revolving Line of Credit

As of June 30, 2011 we had a $200 million unsecured revolving line of credit with a syndicate of banks that expires on October 20, 2011. Proceeds from the credit facility can be used for working capital and general corporate purposes and may also be used for the refinancing of existing debt, acquisitions, and the repurchase of the Company’s common stock. Interest on amounts borrowed under the credit facility is based on (i) a base rate, which is the greater of (a) the prime rate and (b) the Federal Funds rate plus 0.50% or (ii) LIBOR plus an applicable margin. The margin on LIBOR borrowings ranges from 0.30% to 0.55% and is determined based on our consolidated leverage ratio. In addition, we must pay utilization fees if borrowings and commitments under the credit facility exceed 50% of the total credit facility commitment, as well as facility fees. The credit facility contains certain restrictive covenants, including maintenance of consolidated leverage and fixed charge coverage ratios. The credit facility also contains covenants typical of unsecured facilities. As of June 30, 2011 and September 30, 2010, we had no borrowings outstanding under the credit facility.