Significant Accounting Policies - Accounting Pronouncements Adopted in the Current Period (Details) - USD ($) $ in Thousands	Apr. 02, 2017	Jun. 30, 2016
Assets
Prepaid expenses and other current assets	$ 3,326	$ 3,886
Other assets	11	28
Total assets	111,842	120,449
Liabilities
Bank borrowings, current portion of long-term debt	1,644	15,648
Long-term debt, net of current portion	42,891	36,769
Total liabilities	$ 67,349	75,906
Accounting Standards Update 2015-03
Assets
Prepaid expenses and other current assets		3,949
Other assets		28
Total assets		120,449
Liabilities
Bank borrowings, current portion of long-term debt		15,648
Long-term debt, net of current portion		36,769
Total liabilities		75,906
Accounting Standards Update 2015-03 | Previously reported
Assets
Prepaid expenses and other current assets		4,378
Other assets		948
Total assets		121,798
Liabilities
Bank borrowings, current portion of long-term debt		15,909
Long-term debt, net of current portion		37,857
Total liabilities		77,255
Accounting Standards Update 2015-03 | Effect of Adoption of Accounting Principle
Assets
Prepaid expenses and other current assets		(429)
Other assets		(920)
Total assets		(1,349)
Liabilities
Bank borrowings, current portion of long-term debt		(261)
Long-term debt, net of current portion		(1,088)
Total liabilities		$ (1,349)