Other Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2017	Apr. 01, 2017
Other Assets, Noncurrent Disclosure [Abstract]
Demo equipment depreciation expense	$ 100
Consignment and demo equipment, net	8,353	$ 11,011
Long term deposits	3,755	2,872
Accounts Receivable, Net, Noncurrent	194	489
Restricted Cash, Noncurrent	1,098	1,090
Deferred Income Taxes and Other Assets, Noncurrent	844	890
Accounts Receivable, Net	47,759	40,983
Other	3,769	3,958
Other assets	$ 17,819	$ 19,821