Consolidated Statements of Cash Flows $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Cash flows from operating activities:
Net income	$ 523,672	$ 651,642	$ 557,054
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	592,754	550,632	478,389
Stock-based compensation	217,185	202,759	197,411
Benefit for deferred income taxes	(104,971)	(47,794)	(33,821)
Amortization of debt discount and issuance costs	4,395	66,025	62,823
Loss on investments	15,895	10,328	5,878
Other non-cash reconciling items, net	31,063	11,495	17,149
Changes in operating assets and liabilities, net of effects of acquisitions:
Accounts receivable	(21,214)	(24,096)	(90,381)
Prepaid expenses and other current assets	(20,125)	4,034	(25,395)
Accounts payable and accrued expenses	(26,499)	31,523	39,211
Deferred revenue	16,713	(2,865)	(1,318)
Other current liabilities	(5,318)	(20,404)	18,101
Other non-current assets and liabilities	51,126	(28,716)	(10,101)
Net cash provided by operating activities	1,274,676	1,404,563	1,215,000
Cash flows from investing activities:
Cash paid for acquisitions, net of cash acquired	(872,091)	(598,825)	(127,999)
Cash paid for asset acquisition	0	0	(36,376)
Purchases of property and equipment	(241,266)	(328,969)	(514,313)
Capitalization of internal-use software development costs	(217,036)	(216,261)	(217,559)
Purchases of short-and long-term marketable securities	(17,975)	(932,604)	(1,782,849)
Proceeds from sales of short-and long-term marketable securities	575,522	442,133	30,350
Proceeds from maturities and redemptions of short-and long-term marketable securities	156,658	991,949	1,597,651
Other, net	(6,122)	(4,322)	8,121
Net cash used in investing activities	(622,310)	(646,899)	(1,042,974)
Cash flows from financing activities:
Proceeds from the issuance of common stock under stock plans	56,462	59,632	59,775
Employee taxes paid related to net share settlement of stock-based awards	(82,236)	(99,112)	(89,828)
Repurchases of common stock	(608,010)	(522,255)	(193,588)
Other, net	(393)	(268)	0
Net cash used in financing activities	(634,177)	(562,003)	(223,641)
Effects of exchange rate changes on cash, cash equivalents and restricted cash	(12,918)	(11,376)	10,935
Net increase (decrease) in cash, cash equivalents and restricted cash	5,271	184,285	(40,680)
Cash, cash equivalents and restricted cash at beginning of year	537,751	353,466	394,146
Cash, cash equivalents and restricted cash at end of year	543,022	537,751	353,466
Supplemental disclosure of cash flow information:
Cash paid for income taxes, net of refunds received in the years ended December 31, 2022, 2021 and 2020 of $15,458, $14,808 and $17,491, respectively	183,900	100,533	79,163
Cash paid for interest expense	6,158	5,750	5,954
Cash paid for operating lease liabilities	224,898	224,085	201,856
Non-cash activities:
Operating lease right-of-use assets obtained in exchange for operating lease liabilities	202,409	218,753	200,735
Purchases of property and equipment and capitalization of internal-use software development costs included in accounts payable and accrued expenses	80,170	63,309	75,666
Capitalization of stock-based compensation	33,060	36,545	38,333
Reconciliation of cash, cash equivalents and restricted cash:
Cash and cash equivalents	542,337	536,725	352,917
Restricted cash	685	1,026	549
Cash, cash equivalents and restricted cash	$ 543,022	$ 537,751	$ 353,466