Credit Agreement	9 Months Ended
Credit Agreement	Sep. 27, 2014
Debt Disclosure [Abstract]
Credit Agreement	Credit Agreement: On May 16, 2014, the Company exercised the option to increase the availability under the Senior Credit Facility by $150 million, which increased the aggregate principal amount available thereunder from $250 million to $400 million. The sublimit for swingline loans was also increased from $20 million to $30 million. This agreement is unsecured and matures in October 2016, with proceeds available to be used for working capital, capital expenditures, dividends, share repurchases and other matters. The Company had$150 million and $40 million in outstanding borrowings under the Senior Credit Facility at September 27, 2014 and September 28, 2013, respectively. In addition, there were $41.1 million and $47.3 million outstanding letters of credit under the Senior Credit Facility as of September 27, 2014 and September 28, 2013, respectively. Borrowings bear interest at either the bank’s base rate (3.25% at September 27, 2014) or the London Inter-Bank Offer Rate ("LIBOR") (0.15% at September 27, 2014) plus an additional amount ranging from 0.40% to 1.00% per annum (0.50% at September 27, 2014), adjusted quarterly based on our leverage ratio. The Company is also required to pay, quarterly in arrears, a commitment fee for unused capacity ranging from 0.08% to 0.20% per annum (0.10% at September 27, 2014), adjusted quarterly based on the Company's leverage ratio. The agreement requires quarterly compliance with respect to fixed charge coverage and leverage ratios. As of September 27, 2014, the Company was in compliance with all debt covenants.

The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.

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