Retirement Plans - Additional Information (Detail) - USD ($) $ in Millions	9 Months Ended
	Oct. 02, 2016	Oct. 04, 2015
U.S. Qualified Pension Plan
Defined Benefit Plan Disclosure
Contribution to defined benefit pension plans	$ 1.9
U.S. Supplemental Executive Defined Benefit Pension Plan
Defined Benefit Plan Disclosure
Contribution to defined benefit pension plans	1.9	$ 1.9
Foreign Pension Plans, Defined Benefit
Defined Benefit Plan Disclosure
Contribution to defined benefit pension plans	$ 1.5	$ 0.6