Charges for Restructuring - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
2010 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 972	$ 19,978	$ 21,344
Cumulative restructuring costs	42,294
Restructuring cost cash payments	20,900
2010 Restructuring Plan | Asset write-downs
Restructuring Cost and Reserve [Line Items]
Restructuring charges	586	8,036	4,769
Cumulative restructuring costs	13,391
Non-cash restructuring charge	13,400
2010 Restructuring Plan | Pension-related settlement charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges		2,533	5,449
Cumulative restructuring costs	7,982
Non-cash restructuring charge	8,000
2010 Restructuring Plan | Severance and other employee-related costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges	298	1,950	6,668
Cumulative restructuring costs	8,916
Number of employees impacted	3,580
2011 Restructuring Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges	3,117	10,232
Cumulative restructuring costs	13,349
Restructuring cost cash payments	9,700
2011 Restructuring Plan | Asset write-downs
Restructuring Cost and Reserve [Line Items]
Restructuring charges	191	3,410
Cumulative restructuring costs	3,601
Non-cash restructuring charge	3,600
2011 Restructuring Plan | Pension-related settlement charges
Restructuring Cost and Reserve [Line Items]
Restructuring charges		86
Cumulative restructuring costs	86
Non-cash restructuring charge	100
2011 Restructuring Plan | Severance and other employee-related costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges	389	442
Cumulative restructuring costs	$ 831
Number of employees impacted	525