Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 30, 2017	Dec. 31, 2016
Revenue
Product	$ 169,241	$ 176,595
Service	24,921	22,684
Total revenue	194,162	199,279
Cost of Sales
Product	100,494	112,778
Service	15,740	13,037
Total cost of sales	116,234	125,815
Gross profit	77,928	73,464
Operating expenses
Selling and marketing	32,028	30,470
General and administrative	20,562	24,023
Research and development	8,841	8,681
Total operating expenses	61,431	63,174
Income from operations	16,497	10,290
Interest expense, net	(6,804)	(7,280)
Other income (expense), net	(223)	(829)
Income before income taxes	9,470	2,181
Income tax provision (benefit)	(23,681)	476
Net income	$ 33,151	$ 1,705
Basic
Earnings per share (in dollars per share)	$ 1.73	$ 0.09
Weighted average common shares outstanding (in shares)	19,124	18,969
Diluted
Earnings per share (in dollars per share)	$ 1.72	$ 0.09
Weighted average common shares outstanding (in shares)	19,254	19,074
Dividends declared per share (in dollars per share)	$ 0.30	$ 0.30