Balance Sheet Detail (Details) - USD ($) $ in Thousands	12 Months Ended
Apr. 02, 2017	Apr. 03, 2016	Mar. 29, 2015
Inventories, net
Raw materials	$ 2,017	$ 3,251
Work-in-process	35,192	29,408
Finished goods	15,079	21,584
Total inventories, net	52,288	54,243
Accounts receivable, net
Accounts receivable, gross	94,396	79,015
Allowances	(5,084)	(4,629)
Total accounts receivable, net	89,312	74,386
Property, plant and equipment, net
Total property, plant and equipment, gross	329,240	311,178
Less: accumulated depreciation	(248,279)	(237,301)
Total property, plant and equipment, net	80,961	73,877
Other current liabilities
Accrued restructuring costs	4,841	2,816
Other	15,364	12,158
Total other current liabilities	20,205	14,974
Other long-term obligations
Deferred compensation related liabilities	15,024	13,052
Other	3,870	8,212
Total other long-term liabilities	18,894	21,264
Depreciation	20,830	18,346	$ 18,808
Land
Property, plant and equipment, net
Land	11,535	11,535
Machinery and Equipment
Property, plant and equipment, net
Machinery and equipment	268,683	250,628
Building and Leasehold Improvements
Property, plant and equipment, net
Building and leasehold improvements	$ 49,022	$ 49,015

Amounts due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer) for goods or services (including trade receivables) that have been delivered or sold in the normal course of business.

Name:	us-gaap_AccountsReceivableGrossCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.