Battery Future Acquisition Corp. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - Additional Information (Detail)

Related Party Transactions - Additional Information (Detail) - USD ($)									3 Months Ended		6 Months Ended
	Aug. 08, 2023	Jul. 31, 2023	Apr. 05, 2023	Dec. 17, 2021	Dec. 16, 2021	Dec. 14, 2021	Nov. 21, 2021	Aug. 04, 2021	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Jun. 14, 2023	Jun. 12, 2023	Dec. 31, 2022	Aug. 03, 2021
Related Party Transaction [Line Items]
Share price													$ 0.024
Ordinary shares issued to Sponsor								$ 25,000
Ordinary shares outstanding														20,061,925
Proceeds from issuance of private placement				$ 351,900,000
Related Party Costs										$ 0		$ 45,000
Notes payable current									$ 475,000		$ 475,000
Due to related parties current									998,965		998,965				$ 11,820
Sponsor Working Capital Loans [Member] \| Subsequent Event [Member]
Related Party Transaction [Line Items]
Debt conversion, original debt, amount		$ 6,900,000
Pala Trust Extension Loans [Member] \| Subsequent Event [Member]
Related Party Transaction [Line Items]
Debt conversion, original debt, amount		1,500,000
Maximum [Member] \| Sponsor Working Capital Loans [Member]
Related Party Transaction [Line Items]
Effective interest rate for the funds borrowed	20.00%
Maximum [Member] \| Pala Trust Extension Loans [Member]
Related Party Transaction [Line Items]
Effective interest rate for the funds borrowed	20.00%
Debt conversion, original debt, amount	$ 6,900,000
Maximum [Member] \| Pala Trust Extension Loans [Member] \| Subsequent Event [Member]
Related Party Transaction [Line Items]
Effective interest rate for the funds borrowed	20.00%
Debt conversion, original debt, amount	$ 6,900,000
Sponsor [Member]
Related Party Transaction [Line Items]
Interest expense on borrowings									5,000		5,000
Sponsor [Member] \| Private Placement Warrants [Member]
Related Party Transaction [Line Items]
Class of warrants or rights number of warrants issued during the period				9,445,000
Sponsor [Member] \| Promissory Note [Member]
Related Party Transaction [Line Items]
Debt Instrument, Face Amount																$ 300,000
Due to related party									0		0				0
Sponsor [Member] \| Administrative Support Agreement [Member]
Related Party Transaction [Line Items]
Due to related party									0		0				11,820
Sponsor [Member] \| Working Capital Loans [Member]
Related Party Transaction [Line Items]
Debt Instrument, Face Amount									1,500,000		1,500,000
Due to related party									$ 975,000		$ 975,000				$ 0
Debt instrument conversion price per warrant									$ 1		$ 1
Sponsor [Member] \| Office Space, Secretarial and Administrative Services [Member]
Related Party Transaction [Line Items]
Related party transaction fees payable per month											$ 15,000
Sponsor [Member] \| Extension Loan [Member]
Related Party Transaction [Line Items]
Debt Instrument, Face Amount													$ 2,000,000
Debt instrument stated interest rate percentage									10.00%		10.00%
Notes payable current									$ 500,000		$ 500,000
Sponsor [Member] \| Extension Loan Amended And Restated [Member] \| Subsequent Event [Member]
Related Party Transaction [Line Items]
Debt Instrument, Face Amount		$ 5,000,000
Pala [Member] \| Unsecured Promissory Note [Member]
Related Party Transaction [Line Items]
Debt Instrument, Face Amount			$ 1,000,000
Debt instrument stated interest rate percentage			10.00%
Debt Instrument, Maturity Date			Jun. 16, 2023
Pala [Member] \| Minimum [Member] \| Unsecured Promissory Note [Member]
Related Party Transaction [Line Items]
Due to related parties current			$ 500,000
Pala Working Capital Note [Member]
Related Party Transaction [Line Items]
Interest expense on borrowings									$ 7,000		7,000
Private Placement [Member]
Related Party Transaction [Line Items]
Proceeds from issuance of private placement				$ 16,300,000							$ 16,300,000
Private Placement [Member] \| Private Placement Warrants [Member]
Related Party Transaction [Line Items]
Class of warrants or rights number of warrants issued during the period				16,300,000							16,300,000
Private Placement [Member] \| Sponsor [Member] \| Private Placement Warrants [Member]
Related Party Transaction [Line Items]
Class of warrants or rights number of warrants issued during the period											9,445,000
Private Placement [Member] \| Pala [Member] \| Private Placement Warrants [Member]
Related Party Transaction [Line Items]
Class of warrants or rights number of warrants issued during the period				3,095,000							3,095,000
Private Placement Warrant Issued During Period							3,095,000
Private Placement [Member] \| Roth [Member] \| Private Placement Warrants [Member]
Related Party Transaction [Line Items]
Class of warrants or rights number of warrants issued during the period				1,000,000							1,000,000
Private Placement Warrant Issued During Period							1,000,000
Common Class A [Member]
Related Party Transaction [Line Items]
Shares issued during the period new issues shares											26,425,000
Share price				$ 12
Ordinary shares par or stated value per share									$ 0.0001		$ 0.0001				$ 0.0001
Ordinary shares outstanding									0		0			11,436,925	0
Common Class B [Member]
Related Party Transaction [Line Items]
Ordinary shares par or stated value per share									$ 0.0001		$ 0.0001				$ 0.0001
Ordinary shares outstanding					8,625,000	8,540,556			8,625,000		8,625,000			8,625,000	8,625,000
Common shares subject to forfeiture				0	1,625,000				1,625,000		1,625,000				1,625,000
Common Class B [Member] \| Sponsor [Member]
Related Party Transaction [Line Items]
Share price								$ 0.003
Ordinary shares issued to Sponsor								$ 25,000
Ordinary shares issued to Sponsor (in shares)								7,187,500
Ordinary shares par or stated value per share								$ 0.0001
Stock surrendered during period shares							2,966,667
Share issued during the period by way of recapitalization						1,353,056
Ordinary shares outstanding					5,573,889	5,573,889
Common Class B [Member] \| Pala [Member]
Related Party Transaction [Line Items]
Shares issued during the period new issues shares					84,444
Ordinary shares outstanding					2,751,111	2,666,667
Class of warrants or rights number of warrants issued during the period					95,000
Proceeds from issuance of private placement					$ 190,000
Common Class B [Member] \| Roth [Member]
Related Party Transaction [Line Items]
Ordinary shares outstanding					300,000	300,000
Common Class B [Member] \| Private Placement [Member]
Related Party Transaction [Line Items]
Shares issued during the period new issues shares				3,051,111							3,051,111
Ordinary shares par or stated value per share				$ 0.0001											$ 0.0001
Common Class B [Member] \| Private Placement [Member] \| Pala [Member]
Related Party Transaction [Line Items]
Shares issued during the period new issues shares				2,751,111							2,751,111
Ordinary shares issued to Sponsor (in shares)							2,751,111
Common Class B [Member] \| Private Placement [Member] \| Roth [Member]
Related Party Transaction [Line Items]
Shares issued during the period new issues shares				300,000							300,000
Ordinary shares issued to Sponsor (in shares)							300,000	300,000