Consolidating Financial Information Condensed Consolidating Statements of Cash Flows (Details) - USD ($) $ in Thousands	9 Months Ended
	Dec. 29, 2018	Dec. 30, 2017
Net Cash Provided by (Used in) Operating Activities	$ 623,019	$ 593,562
Payments to Acquire Property, Plant, and Equipment	(185,627)	(237,658)
Purchase of debt securities and other investments	(132,729)	0
Proceeds from maturities of other investments	133,132	0
Other investing activities	(20,238)	(8,713)
Net transactions with related parties, investing	0	0
Net cash used in investing activities	(205,462)	(246,371)
Payment of debt (Note 6)	(977,498)	0
Proceeds from debt issuances (Note 6)	631,300	100,000
Repurchase of common stock, including transaction costs (Note 7)	(338,675)	(168,935)
Proceeds from the issuance of common stock	25,452	42,121
Tax withholding paid on behalf of employees for restricted stock units	(24,595)	(24,343)
Other financing activities	(7,510)	(1,903)
Net transactions with related parties	0	0
Net cash used in financing activities	(691,526)	(53,060)
Effect of Exchange Rate on Cash and Cash Equivalents	(2,369)	1,771
Net (decrease) increase in cash, cash equivalents and restricted cash	(276,338)	295,902
Cash, cash equivalents and restricted cash at the beginning of the period	926,402	545,779
Cash, cash equivalents and restricted cash at the end of the period	650,064	841,681
Parent Company
Net Cash Provided by (Used in) Operating Activities	691,479	53,060
Payments to Acquire Property, Plant, and Equipment	0	0
Purchase of debt securities and other investments	0
Proceeds from maturities of other investments	0
Other investing activities	0	0
Net transactions with related parties, investing	0	0
Net cash used in investing activities	0	0
Payment of debt (Note 6)	(977,498)
Proceeds from debt issuances (Note 6)	631,300	100,000
Repurchase of common stock, including transaction costs (Note 7)	(338,675)	(168,935)
Proceeds from the issuance of common stock	25,452	42,121
Tax withholding paid on behalf of employees for restricted stock units	(24,595)	(24,343)
Other financing activities	(7,463)	(1,903)
Net transactions with related parties	0	0
Net cash used in financing activities	(691,479)	(53,060)
Effect of Exchange Rate on Cash and Cash Equivalents	0	0
Net (decrease) increase in cash, cash equivalents and restricted cash	0	0
Cash, cash equivalents and restricted cash at the beginning of the period	0	0
Cash, cash equivalents and restricted cash at the end of the period	0	0
Guarantor Subsidiaries
Net Cash Provided by (Used in) Operating Activities	(688,262)	175,303
Payments to Acquire Property, Plant, and Equipment	(155,006)	(198,517)
Purchase of debt securities and other investments	(132,729)
Proceeds from maturities of other investments	133,132
Other investing activities	(3,829)	21,534
Net transactions with related parties, investing	260,047	24,100
Net cash used in investing activities	101,615	(152,883)
Payment of debt (Note 6)	0
Proceeds from debt issuances (Note 6)	0	0
Repurchase of common stock, including transaction costs (Note 7)	0	0
Proceeds from the issuance of common stock	0	0
Tax withholding paid on behalf of employees for restricted stock units	0	0
Other financing activities	0	0
Net transactions with related parties	1,028	1,031
Net cash used in financing activities	1,028	1,031
Effect of Exchange Rate on Cash and Cash Equivalents	0	0
Net (decrease) increase in cash, cash equivalents and restricted cash	(585,619)	23,451
Cash, cash equivalents and restricted cash at the beginning of the period	629,314	226,186
Cash, cash equivalents and restricted cash at the end of the period	43,695	249,637
Non-Guarantor Subsidiaries
Net Cash Provided by (Used in) Operating Activities	619,802	365,199
Payments to Acquire Property, Plant, and Equipment	(30,621)	(39,141)
Purchase of debt securities and other investments	0
Proceeds from maturities of other investments	0
Other investing activities	(16,409)	(30,247)
Net transactions with related parties, investing	0	(24,100)
Net cash used in investing activities	(47,030)	(93,488)
Payment of debt (Note 6)	0
Proceeds from debt issuances (Note 6)	0	0
Repurchase of common stock, including transaction costs (Note 7)	0	0
Proceeds from the issuance of common stock	0	0
Tax withholding paid on behalf of employees for restricted stock units	0	0
Other financing activities	(47)	0
Net transactions with related parties	(261,075)	(1,031)
Net cash used in financing activities	(261,122)	(1,031)
Effect of Exchange Rate on Cash and Cash Equivalents	(2,369)	1,771
Net (decrease) increase in cash, cash equivalents and restricted cash	309,281	272,451
Cash, cash equivalents and restricted cash at the beginning of the period	297,088	319,593
Cash, cash equivalents and restricted cash at the end of the period	606,369	592,044
Eliminations and Reclassifications
Net Cash Provided by (Used in) Operating Activities	0	0
Payments to Acquire Property, Plant, and Equipment	0	0
Purchase of debt securities and other investments	0
Proceeds from maturities of other investments	0
Other investing activities	0	0
Net transactions with related parties, investing	(260,047)	0
Net cash used in investing activities	(260,047)	0
Payment of debt (Note 6)	0
Proceeds from debt issuances (Note 6)	0	0
Repurchase of common stock, including transaction costs (Note 7)	0	0
Proceeds from the issuance of common stock	0	0
Tax withholding paid on behalf of employees for restricted stock units	0	0
Other financing activities	0	0
Net transactions with related parties	260,047	0
Net cash used in financing activities	260,047	0
Effect of Exchange Rate on Cash and Cash Equivalents	0	0
Net (decrease) increase in cash, cash equivalents and restricted cash	0	0
Cash, cash equivalents and restricted cash at the beginning of the period	0	0
Cash, cash equivalents and restricted cash at the end of the period	$ 0	$ 0