Annual report pursuant to Section 13 and 15(d)

Shares Held for Deferred Compensation Plans (Detail)

v2.4.1.9
Shares Held for Deferred Compensation Plans (Detail) (USD $)
In Millions, except Share data, unless otherwise specified
Jan. 03, 2015
Dec. 28, 2013
Dec. 29, 2012
Schedule of Deferred Compensation Plans [Line Items]      
Shares held for deferred compensation plans 637,504us-gaap_CommonStockSharesHeldInEmployeeTrustShares 704,104us-gaap_CommonStockSharesHeldInEmployeeTrustShares 749,824us-gaap_CommonStockSharesHeldInEmployeeTrustShares
Cost of shares held for deferred compensation plans $ 7.7us-gaap_CommonStockSharesHeldInEmployeeTrust $ 8.4us-gaap_CommonStockSharesHeldInEmployeeTrust $ 8.8us-gaap_CommonStockSharesHeldInEmployeeTrust