Common Stock - CEO Performance Awards (Details) - Chief Executive Officer - CEO Performance Award - 2014 Equity Incentive Plan	1 Months Ended
	Nov. 30, 2020 $ / shares shares
Tranche 1
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Company stock price target (in dollars per share) \| $ / shares	$ 187.60
Number of RSUs eligible to vest (in shares) \| shares	518,950
Tranche 2
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Company stock price target (in dollars per share) \| $ / shares	$ 226.80
Number of RSUs eligible to vest (in shares) \| shares	518,950
Tranche 3
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Company stock price target (in dollars per share) \| $ / shares	$ 265.80
Number of RSUs eligible to vest (in shares) \| shares	1,037,900
Tranche 4
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Company stock price target (in dollars per share) \| $ / shares	$ 305.00
Number of RSUs eligible to vest (in shares) \| shares	1,037,900
Tranche 5
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Company stock price target (in dollars per share) \| $ / shares	$ 344.00
Number of RSUs eligible to vest (in shares) \| shares	1,037,900
Tranche 6
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Company stock price target (in dollars per share) \| $ / shares	$ 383.00
Number of RSUs eligible to vest (in shares) \| shares	1,556,850
Tranche 7
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Company stock price target (in dollars per share) \| $ / shares	$ 422.20
Number of RSUs eligible to vest (in shares) \| shares	1,556,850
Tranche 8
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Company stock price target (in dollars per share) \| $ / shares	$ 461.20
Number of RSUs eligible to vest (in shares) \| shares	1,556,850
Tranche 9
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Company stock price target (in dollars per share) \| $ / shares	$ 501.00
Number of RSUs eligible to vest (in shares) \| shares	1,556,850

DoorDash, Inc. 10-K/A