Revenue from Contracts with Customers (Details 1) $ in Thousands	6 Months Ended
	Sep. 29, 2018 USD ($)
Contract Assets - Current
Balance at beginning	$ 1,323	[1]
Additional revenue recognized in excess of billings	1,847	[1]
Less: amounts billed to customers	(1,016)	[1]
Balance at ending	2,154	[1]
Balance at beginning	14,450	[2]
Payments received prior to revenue being recognized	6,798	[2]
Revenue recognized on beginning balance	(9,555)	[2]
Reclassification to/from noncurrent	369	[2]
Balance at ending	12,062	[2]
Contract Liabilities - Noncurrent
Balance at beginning	1,254	[3]
Reclassification to/from current	(369)	[3]
Balance at ending	$ 885	[3]

[1] Included within prepaid expenses and other current assets on the consolidated balance sheet.

[2] Included within accrued expenses and other current liabilities on the consolidated balance sheet.

[3] Included within other non-current liabilities on the consolidated balance sheet.