Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 542,337	$ 536,725
Marketable securities	562,979	541,470
Accounts receivable, net of reserves of $5,917 and $1,397 at December 31, 2022 and 2021, respectively	679,206	675,926
Prepaid expenses and other current assets	185,040	166,313
Total current assets	1,969,562	1,920,434
Marketable securities	320,531	1,088,048
Property and equipment, net	1,540,182	1,534,329
Operating lease right-of-use assets	813,372	815,754
Acquired intangible assets, net	441,716	313,225
Goodwill	2,763,838	2,156,254
Deferred income tax assets	337,677	168,342
Other assets	116,522	142,287
Total assets	8,303,400	8,138,673
Current liabilities:
Accounts payable	145,420	109,928
Accrued expenses	367,017	411,590
Deferred revenue	105,109	86,517
Operating lease liabilities	196,094	175,683
Other current liabilities	5,228	6,623
Total current liabilities	818,868	790,341
Deferred revenue	22,117	25,342
Deferred income tax liabilities	18,400	40,974
Convertible senior notes	2,285,258	1,976,167
Operating lease liabilities	693,265	707,087
Other liabilities	105,305	68,748
Total liabilities	3,943,213	3,608,659
Commitments and contingencies (Note 13)
Stockholders’ equity:
Preferred stock, $0.01 par value; 5,000,000 shares authorized; 700,000 shares designated as Series A Junior Participating Preferred Stock; no shares issued or outstanding	0	0
Common stock, $0.01 par value; 700,000,000 shares authorized; 156,494,816 and 160,512,111 shares issued and outstanding at December 31, 2022 and 2021, respectively	1,565	1,605
Additional paid-in capital	2,578,603	3,340,822
Accumulated other comprehensive loss	(140,332)	(69,105)
Retained earnings	1,920,351	1,256,692
Total stockholders’ equity	4,360,187	4,530,014
Total liabilities and stockholders’ equity	$ 8,303,400	$ 8,138,673