Quarterly Financial Data (Tables)

12 Months Ended

Jan. 01, 2016

Quarterly Financial Data [Abstract]

Summary of Unaudited Quarterly Financial Information

	Quarters Ended
	Jan 1, 2016	Oct 2, 2015	Jul 3, 2015	Apr 3, 2015	Jan 2, 2015	Oct 3, 2014	Jul 4, 2014	Apr 4, 2014
Revenue	$  126,626	$     128,396	$     132,441	$     134,153	$     131,126	$     143,612	$     147,761	$     140,056
Gross profit	72,919	76,058	78,493	80,326	78,193	83,849	85,808	78,905
Net income (loss)	21,302	16,984	37,724	(68,824)	17,274	13,887	13,646	10,005
Income (loss) per share (basic):	0.16	0.13	0.29	(0.53)	0.13	0.11	0.11	0.08
Income (loss) per share (diluted):	0.16	0.13	0.28	(0.53)	0.13	0.10	0.10	0.08