Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2016	Apr. 03, 2015	Apr. 04, 2014
Cash flows from operating activities:
Net income (loss)	$ 21,770	$ 39,891	$ (8,657)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation	193,086	179,542	159,089
Amortization of intangible assets	48,990	41,891	25,975
Deferred income taxes	(5,003)	12,420	(27,182)
Stock-based compensation expense	47,510	39,353	33,639
Loss on disposition of fixed assets	33,960	31,997	33,752
Other non-cash adjustments	8,957	4,778	6,153
Increase (decrease) in cash resulting from changes in operating assets and liabilities, net of effects of acquisitions:
Accounts receivable	(26,342)	3,745	(9,219)
Inventories	(26,749)	(1,217)	(11,422)
Other assets	(3,335)	(16,328)	(6,561)
Accounts payable	5,250	862	(7,404)
Accrued liabilities	(337)	20,017	17,730
Other liabilities	(820)	(7,435)	(753)
Net cash provided by operating activities	296,937	349,516	205,140
Cash flows from investing activities:
Purchase of property, equipment and satellites	(377,894)	(366,492)	(307,625)
Cash paid for patents, licenses and other assets	(72,731)	(52,686)	(44,461)
Payments related to acquisition of businesses, net of cash acquired	(4,402)	(57,376)	(2,400)
Other investing activities	(1,258)
Net cash used in investing activities	(456,285)	(476,554)	(354,486)
Cash flows from financing activities:
Payment of debt issuance costs	(840)	(2,757)	(2,512)
Proceeds from issuance of common stock under equity plans	22,309	23,202	18,617
Purchase of common stock in treasury (immediately retired) related to tax withholdings for stock-based compensation	(16,397)	(14,788)	(15,588)
Other financing activities	(1,784)	(3,107)	(3,690)
Net cash provided by financing activities	149,122	121,464	101,827
Effect of exchange rate changes on cash	51	(510)	128
Net decrease in cash and cash equivalents	(10,175)	(6,084)	(47,391)
Cash and cash equivalents at beginning of fiscal year	52,263	58,347	105,738
Cash and cash equivalents at end of fiscal year	42,088	52,263	58,347
Supplemental information:
Cash paid for interest (net of amounts capitalized)	21,787	29,645	34,446
Cash paid for income taxes, net	1,380	494	1,185
Non-cash investing and financing activities:
Issuance of stock in satisfaction of certain accrued employee compensation liabilities	11,609	10,194	8,018
Capital expenditures not paid for	60,796	6,584	30,237
Revolving credit facility [Member]
Cash flows from financing activities:
Proceeds from credit facility borrowings	175,000	350,000	295,000
Payments of revolving credit facility borrowings	(205,000)	(245,000)	$ (190,000)
Ex-Im Credit Facility [Member]
Cash flows from financing activities:
Proceeds from credit facility borrowings	175,834	$ 13,914
Non-cash investing and financing activities:
Exposure fees on Ex-Im credit facility expected to be financed through Ex-Im credit facility	$ 20,992