Accrued Liabilities - Schedule of Accrued Liabilities (Detail) - USD ($) $ in Thousands	Dec. 30, 2017	Dec. 31, 2016
Payables and Accruals [Abstract]
Accrued payroll and benefits	$ 8,700	$ 4,384
Accrued federal and state income taxes	6,497
Accrued warranty	4,443	4,494
Customer deposits	3,540	2,176
Accrued interest	1,029	1,660
Accrued health claims insurance payable	806	668
Net advance vendor consideration	517
Other	2,642	1,527
Accrued liabilities	$ 28,174	$ 14,909