Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Sep. 27, 2014	Sep. 28, 2013
Income Statement [Abstract]
Revenues	$ 14,402	$ 13,571
Cost of revenues	7,959	7,309
Gross margin	6,443	6,262
Operating expenses:
Research, development and engineering	1,496	1,555
Selling, general and administrative	4,802	4,888
Amortization of other intangible assets	61	61
Total operating expenses	6,359	6,504
Operating income (loss)	84	(242)
Interest expense, net		(5)
Foreign currency exchange gain (loss)	78	(96)
Income (loss) before income taxes	162	(343)
Provision for income taxes	80	55
Net income (loss)	82	(398)
Effects of redeemable convertible preferred stock:
Accretion of preferred stock to redemption value		(24)
Dividends allocated to preferred stockholders		(80)
Net income (loss) attributable to common stockholders	82	(502)
Net income (loss) per share attributable to common stockholders:
Basic	$ 0.01	$ (0.05)
Diluted	$ 0.01	$ (0.05)
Shares used to compute net income (loss) per share attributable to common stockholders:
Basic	13,059	10,855
Diluted	13,488	10,855
Comprehensive loss:
Net income (loss)	82	(398)
Foreign currency translation adjustment	(284)	313
Total comprehensive loss	$ (202)	$ (85)