Additional Balance Sheet Information Accounts receivable, net (Details) - USD ($) $ in Thousands			6 Months Ended
	Nov. 05, 2015	May. 26, 2015	Sep. 30, 2015	Mar. 31, 2015
Additional Balance Sheet Information [Abstract]
Accounts Receivable, Net, Current			$ 17,034	$ 25,481
Allowance for Doubtful Accounts Receivable			762	888
Accounts Receivable, Gross, Current				$ 3,200
Bankruptcy Claims, Amount of Claims Filed	$ 200	$ 700	$ 400