Accrued Expenses and Other Long-Term Liabilities - Accrued Expenses and Other Long-Term Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2016	Jan. 02, 2016
Accrued expenses and other current liabilities:
Salary, wages and bonus expenses	$ 156,999	$ 174,333
Operating expenses	71,140	62,147
Workers’ compensation, general and fleet liability	46,482	56,077
Group medical liability	27,480	22,220
Customer rebates and other selling expenses	80,223	73,543
Restructuring	22,623	33,500
Property and sales tax	25,032	24,299
Interest payable	3,469	2,780
Other	22,367	21,106
Total accrued expenses and other current liabilities	455,815	470,005
Other long-term liabilities:
Workers’ compensation, general and fleet liability	117,890	116,166
Accrued pension and other postretirement benefit obligations	172,895	126,448
Restructuring	838	85,344
Unfunded lease obligation	26,757	29,180
Other	32,549	29,837
Total Other long-term liabilities	$ 350,929	$ 386,975