Debt	9 Months Ended
Sep. 30, 2011
DEBT [Abstract]
Debt Disclosure	DEBT Revolving Credit and Term Loan Agreements In June 2011, the Company amended its $275.0 million Amended and Restated Revolving Credit Agreement and its Second Amended and Restated Term Loan Credit Agreement. These amendments allowed the Company to reduce the interest rate for these facilities to LIBOR plus 137.5 basis points compared to an interest rate of LIBOR plus 200.0 basis points prior to the amendments. In addition, the Company amended the required quarterly commitment fees on the unused revolving loan commitment amount from 0.35% to 0.50% per annum to 0.225% to 0.35% per annum, and the fees for outstanding letters of credit from 2.00% to 3.00% to 1.375% to 2.25%, based on the leverage ratio as defined in the agreements. These amendments did not result in any other changes to these facilities.

Debt

9 Months Ended

Sep. 30, 2011

DEBT

Revolving Credit and Term Loan Agreements

In June 2011, the Company amended its $275.0 million Amended and Restated Revolving Credit Agreement and its Second Amended and Restated Term Loan Credit Agreement. These amendments allowed the Company to reduce the interest rate for these facilities to LIBOR plus 137.5 basis points compared to an interest rate of LIBOR plus 200.0 basis points prior to the amendments. In addition, the Company amended the required quarterly commitment fees on the unused revolving loan commitment amount from 0.35% to 0.50% per annum to 0.225% to 0.35% per annum, and the fees for outstanding letters of credit from 2.00% to 3.00% to 1.375% to 2.25%, based on the leverage ratio as defined in the agreements. These amendments did not result in any other changes to these facilities.