CONDENSED CONSOLIDATED STATEMENTS OF INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Net sales:
Products	$ 144,760	$ 124,969
Services	189,917	188,844
Total net sales	334,677	313,813
Costs and expenses:
Products	104,612	99,192
Services	151,142	154,656
Selling, general and administrative expenses	63,758	58,491
Research and development	9,020	3,482
Amortization of purchased intangibles	9,355	6,455
Restructuring costs	891	(386)
Total costs and expenses	338,778	321,890
Operating loss	(4,101)	(8,077)
Other income (expense):
Interest and dividend income	247	398
Interest expense	(3,540)	(1,338)
Other income (expense), net	(547)	175
Loss before income taxes	(7,941)	(8,842)
Income tax benefit	(5,073)	(3,428)
Net loss	$ (2,868)	$ (5,414)
Net loss per share:
Basic (in dollars per share)	$ (0.11)	$ (0.20)
Diluted (in dollars per share)	$ (0.11)	$ (0.20)
Weighted average shares used in per share calculations:
Basic (in shares)	27,086	26,964
Diluted (in shares)	27,086	26,964