Segments - Summary of Financial Data Attributable to Operating Segments (Detail) - USD ($) $ in Thousands	3 Months Ended
	Apr. 04, 2020	Mar. 30, 2019
Net sales:
Total net sales	$ 220,204	$ 173,737
Income from operations:
Total income from operations	26,907	17,256
Interest expense, net	7,169	6,714
Total income before income taxes	19,738	10,542
Southeast Segment [Member]
Net sales:
Total net sales	183,641	141,676
Income from operations:
Total income from operations	25,821	15,264
Western Segment [Member]
Net sales:
Total net sales	36,563	32,061
Income from operations:
Total income from operations	$ 1,086	$ 1,992