Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Jan. 02, 2021	Dec. 28, 2019
Cash flows from operating activities:
Net income	$ 458,625	$ 630,463
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization of software	92,816	68,882
Amortization - others	47,508	37,326
Stock-based compensation	175,153	142,732
Deferred income taxes	(18,519)	1,417
Others	3,699	(24,083)
Changes in assets and liabilities:
Accounts receivable, net	3,423	86,370
Inventories	4,232	(6,845)
Prepaid expenses and other current assets	(4,665)	912
Other assets	(48,258)	(26,217)
Accounts payable	6,381	(26,466)
Accrued liabilities	110,836	7,735
Income taxes payable	21,960	(46,741)
Net cash provided by operating activities	853,191	845,485
Cash flows from investing activities:
Purchases of available-for-sale securities	(4,278,552)	(1,273,015)
Proceeds from sale and maturity of available-for-sale and equity securities	2,493,984	1,838,572
Purchases of property, plant and equipment and software	(36,801)	(96,980)
Other investing activities	(16,109)	(15,233)
Acquisition of business, net of cash acquired	(7,103)	(454,651)
Net cash used in investing activities	(1,844,581)	(1,307)
Cash flows from financing activities:
Repurchases of common stock	(53,682)	(738,184)
Taxes paid related to net share settlements of restricted stock units	(57,987)	(75,417)
Proceeds from issuance of common stock through various stock plans	20,116	19,876
Payment of dividends to stockholders	(278,674)	(280,376)
Proceeds from issuance of long-term debt, net	744,427	0
Other financing activities	(34,947)	(22,479)
Net cash provided by (used in) financing activities	339,253	(1,096,580)
Net decrease in cash and cash equivalents	(652,137)	(252,402)
Cash and cash equivalents at beginning of period		1,544,490
Cash and cash equivalents at end of period	1,125,566	1,292,088
Supplemental disclosure of cash flow information:
Interest paid	41,852	41,576
Income taxes paid, net	$ 72,414	$ 58,937