Future Minimum Lease Payments under Scheduled Leases (Detail) - USD ($) $ in Thousands	Dec. 31, 2016	Jan. 02, 2016
Debt Disclosure [Abstract]
2017	$ 7,203
2018	7,336
2019	5,704
2020	2,822
2021	3,502
2022 and thereafter	6,346
Total minimum payments	32,913
Amount representing interest	2,486
Obligations under capital leases	30,427	$ 20,228
Obligations due within one year	6,490
Long-term obligations under capital leases	23,937
2017	63,861
2018	59,304
2019	53,005
2020	46,141
2021	36,934
2022 and thereafter	283,915
Total minimum payments	$ 543,160