Debt and Credit Agreements	6 Months Ended
Jun. 30, 2012
Debt Disclosure [Abstract]
Debt and Credit Agreements	Debt and Credit Agreements In March 2012, the Company entered into an Amended and Restated Five Year Credit Agreement (“Credit Agreement”) in the amount of $525 million through a syndicate of 14 banks. The Credit Agreement matures in March 2017. The Company has the option to increase the amount of the Credit Agreement to $550 million. The Credit Agreement amends and restates the Company’s multi-year revolving credit facility which was set to mature in December 2012. There were no borrowings outstanding under the multi-year revolving credit facility upon execution of the Credit Agreement. The Credit Agreement contains covenants stipulating a maximum debt to capital ratio of 60%; a maximum subsidiary consolidated indebtedness to consolidated tangible assets ratio of 10%; and a minimum total consolidated earnings before interest, taxes, depreciation and amortization (“EBITDA”) to consolidated interest charges ratio of 3.0:1. At June 30, 2012 the Company was in compliance with these covenants. Borrowings under the Credit Agreement are available in most major currencies with active markets and at interest rates based upon LIBOR, plus a margin. During the six months ended June 30, 2012, the Company expensed $0.5 million of previously deferred financing costs associated with the multi-year revolving credit facility for banks which did not participate in the Credit Agreement or banks with decreased obligations under the Credit Agreement, all of which occurred in the first quarter of 2012. At June 30, 2012 and December 31, 2011, the Company had $107.6 million and $40.0 million, respectively, of commercial paper outstanding. At June 30, 2012, $13.0 million and $94.6 million of commercial paper outstanding was classified as short-term borrowings and long-term debt, respectively, in the Condensed Consolidated Balance Sheets. At December 31, 2011, all commercial paper outstanding was classified as short-term borrowings in the Consolidated Balance Sheets. Classification of commercial paper outstanding is based on the Company's ability and intent to repay such amounts over the subsequent twelve months, as well as reflects the Company's intent and ability to borrow for a period longer than a year. To the extent the Company expects to repay the commercial paper within the subsequent twelve months, the amounts are classified as short-term borrowings.

Debt and Credit Agreements

In March 2012, the Company entered into an Amended and Restated Five Year Credit Agreement (“Credit Agreement”) in the amount of $525 million through a syndicate of 14 banks. The Credit Agreement matures in March 2017. The Company has the option to increase the amount of the Credit Agreement to $550 million. The Credit Agreement amends and restates the Company’s multi-year revolving credit facility which was set to mature in December 2012. There were no borrowings outstanding under the multi-year revolving credit facility upon execution of the Credit Agreement.

The Credit Agreement contains covenants stipulating a maximum debt to capital ratio of 60%; a maximum subsidiary consolidated indebtedness to consolidated tangible assets ratio of 10%; and a minimum total consolidated earnings before interest, taxes, depreciation and amortization (“EBITDA”) to consolidated interest charges ratio of 3.0:1. At June 30, 2012 the Company was in compliance with these covenants. Borrowings under the Credit Agreement are available in most major currencies with active markets and at interest rates based upon LIBOR, plus a margin.

During the six months ended June 30, 2012, the Company expensed $0.5 million of previously deferred financing costs associated with the multi-year revolving credit facility for banks which did not participate in the Credit Agreement or banks with decreased obligations under the Credit Agreement, all of which occurred in the first quarter of 2012.

At June 30, 2012 and December 31, 2011, the Company had $107.6 million and $40.0 million, respectively, of commercial paper outstanding. At June 30, 2012, $13.0 million and $94.6 million of commercial paper outstanding was classified as short-term borrowings and long-term debt, respectively, in the Condensed Consolidated Balance Sheets. At December 31, 2011, all commercial paper outstanding was classified as short-term borrowings in the Consolidated Balance Sheets. Classification of commercial paper outstanding is based on the Company's ability and intent to repay such amounts over the subsequent twelve months, as well as reflects the Company's intent and ability to borrow for a period longer than a year. To the extent the Company expects to repay the commercial paper within the subsequent twelve months, the amounts are classified as short-term borrowings.