Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2016

Property Plant And Equipment [Abstract]

Summary of Property and Equipment

Property and equipment consisted of the following (in thousands):

	December 31, 2016			January 2, 2016			Range of Useful Lives
Land	$	303,208		$	301,924
Buildings and building improvements		1,144,041			1,156,914		10–40 years
Transportation equipment		835,089			745,399		5–10 years
Warehouse equipment		343,315			332,018		5–12 years
Office equipment, furniture and software		772,334			690,430		3–7 years
Construction in process		94,075			58,849
		3,492,062			3,285,534
Less accumulated depreciation and amortization		(1,724,451	)		(1,516,649	)
Property and equipment—net	$	1,767,611		$	1,768,885