CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Cash flows from operating activities:
Net loss	$ (145,168,000)	$ (416,640,000)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	187,718,000	160,895,000
Amortization of discounts and premiums and other non-cash adjustments	(221,679,000)	(218,185,000)
Non-cash lease expense	94,416,000	47,871,000
Share-based compensation	598,845,000	532,061,000
Loss (gain) on revaluation of equity investments	16,255,000	(44,626,000)
Transaction, loan, and consumer receivable losses	307,667,000	247,847,000
Bitcoin impairment losses	0	35,961,000
Change in deferred income taxes	39,919,000	(21,374,000)
Changes in operating assets and liabilities:
Settlements receivable	203,697,000	(428,991,000)
Purchases and originations of loans	(3,770,864,000)	(2,382,295,000)
Proceeds from payments and forgiveness of loans	3,590,923,000	2,411,683,000
Customers payable	(184,570,000)	332,827,000
Settlements payable	(139,308,000)	10,325,000
Other assets and liabilities	(170,132,000)	(152,562,000)
Net cash provided by operating activities	407,719,000	114,797,000
Cash flows from investing activities:
Purchases of marketable debt securities	(423,751,000)	(383,372,000)
Proceeds from maturities of marketable debt securities	656,502,000	540,914,000
Proceeds from sale of marketable debt securities	24,874,000	234,142,000
Proceeds from maturities of marketable debt securities from customer funds	0	73,000,000
Proceeds from sale of marketable debt securities from customer funds	0	316,576,000
Payments from originations of consumer receivables	(10,546,501,000)	(7,543,996,000)
Proceeds from principal repayments and sales of consumer receivables	10,933,947,000	7,688,413,000
Purchases of property and equipment	(61,775,000)	(85,420,000)
Purchases of other investments	(4,397,000)	(39,448,000)
Business combinations, net of cash acquired	0	539,474,000
Net cash provided by investing activities	578,899,000	1,340,283,000
Cash flows from financing activities:
Repayments of Paycheck Protection Program Liquidity Facility advances	(16,840,000)	(429,117,000)
Payments to redeem convertible notes	(461,761,000)	(1,071,788,000)
Proceeds from warehouse facilities borrowings	289,418,000	376,219,000
Repayments of warehouse facilities borrowings	(794,384,000)	(282,550,000)
Proceeds from the exercise of stock options and purchases under the employee stock purchase plan	65,962,000	43,117,000
Payments for tax withholding related to vesting of restricted stock units	0	(4,253,000)
Other financing activities	(4,320,000)	0
Net increase in interest-bearing deposits	28,583,000	53,791,000
Change in customer funds, restricted from use in the Company's operations	172,332,000	74,382,000
Net cash used in financing activities	(721,010,000)	(1,240,199,000)
Effect of foreign exchange rate on cash and cash equivalents	6,955,000	(35,442,000)
Net increase in cash, cash equivalents, restricted cash, and customer funds	272,563,000	179,439,000
Cash, cash equivalents, restricted cash, and customer funds, beginning of the period	8,435,906,000	6,975,090,000
Cash, cash equivalents, restricted cash, and customer funds, end of the period	8,708,469,000	7,154,529,000
Reconciliation of cash, cash equivalents, restricted cash, and customer funds:
Cash and cash equivalents	4,745,884,000	4,020,466,000
Short-term restricted cash	536,733,000	156,984,000
Long-term restricted cash	73,196,000	71,702,000
Customer funds cash and cash equivalents	3,352,656,000	2,905,377,000
Total	$ 8,708,469,000	$ 7,154,529,000