XML 79 R80.htm IDEA: XBRL DOCUMENT

Pension and Other Post-retirement Benefits (Detail) - Weighted average assumptions	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011
Pension Plans, Defined Benefit [Member]
Discount rate	3.70%	4.35%
Rate of compensation increase
Discount rate	4.35%	5.10%
Expected return on plan assets	6.00%	6.00%
Rate of compensation increase
Other Benefits [Member]
Discount rate	3.70%	4.35%
Rate of compensation increase
Discount rate	4.35%	5.10%
Expected return on plan assets
Rate of compensation increase

An assumption as to the rate of return on plan assets reflecting the average rate of earnings expected on the funds invested or to be invested to provide for the benefits included in the benefit obligation.

+ References+ Details