Notes Payable - Narrative (Details) $ / shares in Units, $ in Thousands		3 Months Ended		12 Months Ended
	Feb. 03, 2023 USD ($) $ / shares shares	Mar. 31, 2024 USD ($) trading_day $ / shares shares	Mar. 31, 2023 USD ($) shares	Dec. 31, 2023 USD ($) $ / shares shares	Jan. 31, 2024	Aug. 04, 2023 USD ($) $ / shares shares	May 08, 2023 USD ($) shares	Mar. 23, 2023 USD ($)	Aug. 14, 2022
Debt Instrument [Line Items]
Loss on settlement of notes payable	$ 3,000
Stock exchanged during period, value		$ 6,800
Related Party
Debt Instrument [Line Items]
Notes payable principal amounts		1,632		$ 542
Unpaid Principal Balance		14,829		$ 9,760
Change in fair value of notes payable and warrant liabilities		(7)	$ 0
Notes Payable
Debt Instrument [Line Items]
Fair value measurement with unobservable inputs reconciliation, recurring basis, liability, settlements		0	$ 1,100
Change in fair value of earnout liability		$ (28,113)
Class A Common Stock
Debt Instrument [Line Items]
Warrants (in shares) | shares		9,796,521		9,794,037
Share price (in dollars per share) | $ / shares		$ 3,600
Class A Common Stock | Common Stock
Debt Instrument [Line Items]
Exercise of warrants (in shares) | shares			213,037
Class A Common Stock | Notes Payable
Debt Instrument [Line Items]
Conversion of notes to Class A common stock		$ 9,118
SPA Warrants
Debt Instrument [Line Items]
Aggregate shares able to be purchased from warrants issued (in shares) | shares		558,689		556,205
Term of warrants		7 years
SPA Warrants | Class A Common Stock
Debt Instrument [Line Items]
Exercise price (in dollars per share) | $ / shares		$ 0.73		$ 0.73
Warrants (in shares) | shares		558,689		556,205
Bridge Warrants
Debt Instrument [Line Items]
Repurchase price (in dollars per share) | $ / shares		$ 0.01
Bridge Warrants | Minimum
Debt Instrument [Line Items]
Number of trading days | trading_day		20
Bridge Warrants | Maximum
Debt Instrument [Line Items]
Number of trading days | trading_day		30
Bridge Warrants | Class A Common Stock | Common Stock
Debt Instrument [Line Items]
Exercise of warrants (in shares) | shares				251,649
Notes Payable
Debt Instrument [Line Items]
Unpaid Principal Balance		$ 110,655		$ 118,917
Notes Payable | SPA Warrants
Debt Instrument [Line Items]
Notes payable		100	$ 28,500
Unsecured SPA Notes | Notes Payable
Debt Instrument [Line Items]
Unpaid Principal Balance		$ 13,219		$ 13,885
Unsecured SPA Notes | Notes Payable | Minimum
Debt Instrument [Line Items]
Contractual Interest Rates		10.00%		10.00%
Unsecured SPA Notes | Notes Payable | Maximum
Debt Instrument [Line Items]
Contractual Interest Rates		15.00%		15.00%
Secured SPA Notes | Notes Payable
Debt Instrument [Line Items]
Original issue discount percent									10.00%
Interest rate, interest or settlement paid in shares (in percent)		15.00%
Debt instrument, floor price (in dollars per share) | $ / shares		$ 10.90		$ 10.90
Percent decrease of original issue discount		50.00%
Unpaid Principal Balance		$ 83,387		$ 100,052
Secured SPA Notes | Notes Payable | Minimum
Debt Instrument [Line Items]
Contractual Interest Rates		10.00%		10.00%
Secured SPA Notes | Notes Payable | Maximum
Debt Instrument [Line Items]
Contractual Interest Rates		15.00%		15.00%
Secured SPA Notes | Notes Payable | Make-Whole Amount
Debt Instrument [Line Items]
Conversion price (in percent)				90.00%
SPA Notes
Debt Instrument [Line Items]
Debt instrument, floor price (in dollars per share) | $ / shares		$ 24.00
SPA Notes | Class A Common Stock | Notes Payable
Debt Instrument [Line Items]
Conversion of notes to Class A common stock		$ 9,100	42,700
SPA Notes | Notes Payable
Debt Instrument [Line Items]
Aggregate principal	$ 135,000							$ 25,000
Conversion price (in dollars per share) | $ / shares	$ 252.00
Option to purchase additional shares, percentage of notes issued	50.00%
Proceeds from notes payable, net of original issuance discount				$ 231,100
Fair value measurement with unobservable inputs reconciliation, recurring basis, liability, settlements		11,600	95,100
Notes payable		50,900	92,700
Debt conversion, converted instrument, amount		19,000	61,600
Replacement Note | Notes Payable
Debt Instrument [Line Items]
Aggregate principal	$ 31,000
NPA And SPA Warrants
Debt Instrument [Line Items]
Aggregate principal	$ 41,000
Contractual Interest Rates	11.00%
Aggregate shares able to be purchased from warrants issued (in shares) | shares	825,542
Aggregate shares to be exchanged (in shares) | shares	377,039
SPA Notes And Warrants
Debt Instrument [Line Items]
Change in fair value of earnout liability		$ 28,300	$ 97,700
Tranche C Notes | Notes Payable
Debt Instrument [Line Items]
Aggregate principal								$ 40,000
Original issue discount percent								14.00%
Tranche B Notes | Notes Payable
Debt Instrument [Line Items]
Aggregate principal								$ 5,000
Original issue discount percent								16.00%
Metaverse Horizon Limited and V W Investment Holding Limited | Bridge Warrants
Debt Instrument [Line Items]
Aggregate shares able to be purchased from warrants issued (in shares) | shares							35,405
Term of warrants		7 years
Metaverse Horizon Limited and V W Investment Holding Limited | Unsecured SPA Notes | Notes Payable
Debt Instrument [Line Items]
Aggregate principal							$ 100,000
Percent of purchaser's conversion shares		33.00%
Streeterville Capital, LLC | Streeterville Warrant | Class A Common Stock
Debt Instrument [Line Items]
Warrants (in shares) | shares						25,421
Term of warrants						7 years
Streeterville Capital, LLC | Streeterville SPA
Debt Instrument [Line Items]
Common stock, percentage of issued and outstanding shares						19.99%
Streeterville Capital, LLC | Streeterville SPA | Notes Payable
Debt Instrument [Line Items]
Aggregate principal						$ 16,500
Original discount						1,500
Notes payable principal amounts						200
Streeterville Capital, LLC | Streeterville SPA | Notes Payable | Minimum
Debt Instrument [Line Items]
Option to purchase additional shares						7,500
Streeterville Capital, LLC | Streeterville SPA | Notes Payable | Maximum
Debt Instrument [Line Items]
Option to purchase additional shares						$ 15,000
Long-term debt, term						5 years
Streeterville Capital, LLC | Streeterville SPA | Notes Payable | Class A Common Stock
Debt Instrument [Line Items]
Conversion price (in dollars per share) | $ / shares						$ 214.20
Senyun and Metaverse Horizon Limited | Related Party Notes – Unsecured Convertible Note | Related Party
Debt Instrument [Line Items]
Contractual Interest Rates					4.27%
Unpaid Principal Balance		$ 9,100
Change in fair value of notes payable and warrant liabilities		$ 400