Mezzanine Equity and Stockholders' Deficit - Summary of Convertible Redeemable Preferred Stock (Details) $ in Thousands	Dec. 31, 2021 USD ($) shares
Temporary Equity [Line Items]
Authorized Shares	59,691,437
Shares Issued	40,182,816
Shares Outstanding	40,182,816
Liquidation Preference | $	$ 532,138
Carrying value | $	$ 410,368
Series A Convertible Redeemable Preferred Stock [Member]
Temporary Equity [Line Items]
Authorized Shares	4,642,935
Shares Issued	3,419,807
Shares Outstanding	3,419,807
Liquidation Preference | $	$ 10,918
Carrying value | $	$ 16,953
Series B Convertible Redeemable Preferred Stock [Member]
Temporary Equity [Line Items]
Authorized Shares	3,836,863
Shares Issued	1,639,443
Shares Outstanding	1,639,443
Liquidation Preference | $	$ 8,251
Carrying value | $	$ 9,338
Series C Convertible Redeemable Preferred Stock [Member]
Temporary Equity [Line Items]
Authorized Shares	5,933,162
Shares Issued	3,470,349
Shares Outstanding	3,470,349
Liquidation Preference | $	$ 23,844
Carrying value | $	$ 22,761
Series D Convertible Redeemable Preferred Stock [Member]
Temporary Equity [Line Items]
Authorized Shares	14,671,438
Shares Issued	14,231,851
Shares Outstanding	14,231,851
Liquidation Preference | $	$ 294,940
Carrying value | $	$ 191,841
Series D-2 Convertible Redeemable Preferred Stock [Member]
Temporary Equity [Line Items]
Authorized Shares	868,561
Series D-3 Convertible Redeemable Preferred Stock [Member]
Temporary Equity [Line Items]
Authorized Shares	1,711,584
Shares Issued	1,711,584
Shares Outstanding	1,711,584
Liquidation Preference | $	$ 50,773
Carrying value | $	$ 49,587
Series E Convertible Redeemable Preferred Stock [Member]
Temporary Equity [Line Items]
Authorized Shares	7,673,538
Shares Issued	6,080,675
Shares Outstanding	6,080,675
Liquidation Preference | $	$ 74,939
Carrying value | $	$ 51,709
Series E1 Convertible Redeemable Preferred Stock [Member]
Temporary Equity [Line Items]
Authorized Shares	7,137,460
Shares Issued	7,137,452
Shares Outstanding	7,137,452
Liquidation Preference | $	$ 68,465
Carrying value | $	$ 56,609
Series E 2 Convertible Redeemable Preferred Stock [Member]
Temporary Equity [Line Items]
Authorized Shares	7,505,927
Shares Issued	2,172,707
Shares Outstanding	2,172,707
Liquidation Preference | $	$ 7
Carrying value | $	$ 8,356
Series E 3 Convertible Redeemable Preferred Stock [Member]
Temporary Equity [Line Items]
Authorized Shares	5,709,969
Shares Issued	318,948
Shares Outstanding	318,948
Liquidation Preference | $	$ 1
Carrying value | $	$ 3,214