Comprehensive Income and Accumulated Other Comprehensive Income (Loss) - Components of Other Comprehensive Income (Loss), Net of Tax (Detail) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 28, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Beginning balance	$ (29,181)
Other comprehensive loss before reclassifications	(3,914)
Amounts reclassified from accumulated other comprehensive income (loss)	3,416
Other comprehensive income (loss), net of tax	(498)
Accumulated Other Comprehensive Income (Loss), Ending balance	(29,679)
Foreign Currency Translation Component [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Beginning balance	7,796
Other comprehensive loss before reclassifications	(3,914)
Amounts reclassified from accumulated other comprehensive income (loss)	0
Other comprehensive income (loss), net of tax	(3,914)
Accumulated Other Comprehensive Income (Loss), Ending balance	3,882
Pension and Other Postretirement Benefit Plans [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Beginning balance	(36,977)
Other comprehensive loss before reclassifications	0
Amounts reclassified from accumulated other comprehensive income (loss)	3,416
Other comprehensive income (loss), net of tax	3,416
Accumulated Other Comprehensive Income (Loss), Ending balance	$ (33,561)