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Principal Activities, Basis of Presentation and Organization (Details)																									1 Months Ended	9 Months Ended			12 Months Ended
	May 20, 2025 USD ($)	Jul. 25, 2023 USD ($)	Jul. 25, 2023 CNY (¥)	Dec. 08, 2022 USD ($)	Dec. 08, 2022 CNY (¥)	Aug. 15, 2022	Jul. 08, 2022 USD ($)	Nov. 26, 2021 USD ($)	Nov. 26, 2021 CNY (¥)	Jul. 20, 2021	Apr. 21, 2021 USD ($)	Apr. 21, 2021 CNY (¥)	Feb. 08, 2021 USD ($) $ / shares shares	Dec. 08, 2020 USD ($) $ / shares shares	Jul. 14, 2020 $ / shares	Jul. 06, 2018 USD ($)	Jul. 06, 2018 CNY (¥)	May 04, 2018 USD ($)	Jun. 30, 2015 shares	Nov. 09, 2007 USD ($) $ / shares shares	Oct. 01, 2007 USD ($)	Sep. 30, 2006 USD ($)	Sep. 30, 2005 USD ($)	Jan. 20, 2005 USD ($) shares	Nov. 30, 2007 shares	Sep. 30, 2025 USD ($) $ / shares shares	Sep. 30, 2025 CNY (¥) shares	Sep. 30, 2024 USD ($)	Sep. 30, 2006 shares	Sep. 30, 2025 CNY (¥) shares	Jan. 09, 2025 USD ($)	Jan. 09, 2025 CNY (¥)	Oct. 29, 2024 USD ($)	Mar. 26, 2024	Apr. 14, 2023	Dec. 31, 2022 CNY (¥)	Jul. 08, 2022 CNY (¥)	Oct. 09, 2021 USD ($)	Oct. 09, 2021 CNY (¥)	Aug. 04, 2021 USD ($)	Aug. 04, 2021 CNY (¥)	Nov. 09, 2020 USD ($)	Nov. 09, 2020 CNY (¥)	Aug. 06, 2020 USD ($)	Aug. 06, 2020 CNY (¥)	Jul. 31, 2020 USD ($)	Nov. 21, 2019 USD ($)	Oct. 29, 2019 USD ($)	Aug. 05, 2019 USD ($)	Jul. 10, 2018 USD ($)	Jul. 06, 2018 CNY (¥)	May 04, 2018 CNY (¥)	Dec. 27, 2013 USD ($)	Aug. 14, 2013 USD ($)
Principal Activities, Basis of Presentation and Organization [Line Items]
Date of corporation																										Oct. 04, 1999	Oct. 04, 1999
Shares placed in escrow (in Shares) | shares																								435,910
Percentage of escrow deposit																						50.00%	50.00%						50.00%
Audited net income																						$ 27,000,000	$ 12,000,000
Audited net income descriptions																										If the audited net income of the Company for the fiscal years ended September 30, 2005 and 2006 reached the above-mentioned targets, the 435,910 shares would be released to Mr. Li in the amount of 50% upon reaching the 2005 target and the remaining 50% upon reaching the 2006 target.	If the audited net income of the Company for the fiscal years ended September 30, 2005 and 2006 reached the above-mentioned targets, the 435,910 shares would be released to Mr. Li in the amount of 50% upon reaching the 2005 target and the remaining 50% upon reaching the 2006 target.
Shares released from escrow (in Shares) | shares																									217,955				217,955
Changes in shareholders equity																					$ 7,955,358
Investor threshold percentage																			50.00%
Aggregate settlement payments shares (in Shares) | shares																			73,749
Escrow shares (in Shares) | shares																										217,955				217,955
Transfer share issued (in Shares) | shares																										217,955	217,955
Registered capital of subsidiary																																						$ 800,000	¥ 5,000,000	$ 4,300,000	¥ 30,000,000										¥ 10,000,000
Equity interest rate																		10.00%
Other shareholders contributed cash																										$ 100,000	¥ 1,000,000
Registered equity interest percentage																																			90.00%
Equity interest percentage																										81.56%	81.56%
Investment																										$ 1,400,000				¥ 10,000,000						¥ 20,000,000
Percentage of investments						25.00%																				25.00%	25.00%
Balance percentage																																				50.00%
Purchase price per share (in Dollars per share) | $ / shares														$ 5.18
Warrants issued to purchase of common stock (in Shares) | shares														3,795,920
Exercise price (in Dollars per share) | $ / shares														$ 6.46
Proceeds from direct offering and private placement													$ 70,000,000	$ 49,160,000
Purchase price (in Dollars per share) | $ / shares													$ 7.83
Repurchase of common stock																										$ 1,500,231
Bank loans																										34,300,000
Other current liabilities																										198,400,000
Series A-1 Warrant [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Warrants issued to purchase of common stock (in Shares) | shares													4,469,988
Exercise price (in Dollars per share) | $ / shares													$ 7.67
Series B Warrants [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Warrants issued to purchase of common stock (in Shares) | shares													4,469,988
Exercise price (in Dollars per share) | $ / shares													$ 7.83
Series A-2 Warrant [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Warrants issued to purchase of common stock (in Shares) | shares													2,234,992
Exercise price (in Dollars per share) | $ / shares													$ 7.67
China BAK Asia Holding Limited [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Registered capital of subsidiary																																																						$ 500,000
CBAK Trading [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Registered capital																																																	$ 5,000,000
CBAK New Energy [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Capital contribution in cash																										$ 2,435,000
Paid up capital percentage																										69.12%	69.12%
CBAK Power [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Registered capital of subsidiary																																																					$ 30,000,000
Registered capital																																																$ 60,000,000		$ 50,000,000
Capital contribution in cash		$ 6,900,000	¥ 50,000,000					$ 1,700,000	¥ 11,100,000
Investment amount paid											$ 1,300,000	¥ 9,000,000
Investment acquire percentage											9.74%	9.74%
Equity interest percentage																										74.15%	74.15%
Paid up capital percentage				69.12%	69.12%																					77.57%	77.57%
Aggregate purchase percentage				6.82%	6.82%
CBAK Power [Member] | Patents [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Capital contribution in cash																										$ 60,000,000
CBAK Suzhou [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Registered capital of subsidiary																		$ 1,500,000																																		¥ 10,000,000
Capital contribution in cash																										1,300,000	¥ 9,000,000
CBAK Energy [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Registered capital																																															$ 50,000,000
Capital contribution in cash																										23,519,880
Mr. Xiangqian Li, the Company's Former CEO [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Cash consideration price (in Dollars per share) | $ / shares															$ 1
CBAK Nanjing [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Registered capital																																														$ 100,000,000
Capital contribution in cash																										55,289,915
CBAK New Energy Technology Co., Ltd. [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Registered capital of subsidiary																																												$ 101,300,000	¥ 700,000,000
Capital contribution in cash																										51,000,000	352,500,000
Nanjing Daxin [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Registered capital of subsidiary																																										$ 7,200,000	¥ 50,000,000
Capital contribution in cash																										$ 5,400,000	¥ 37,000,000
Zhejiang Hitrans Lithium Battery Technology Co., Ltd [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Equity interest percentage										81.56%
Paid up capital percentage										75.57%
Hitrans’s [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Registered capital of subsidiary							$ 6,400,000
Paid up capital percentage																										75.57%	75.57%
Investment							$ 600,000																														¥ 4,000,000
Remaining capital percentage							90.00%
Additional paid-in capital							$ 5,200,000																														36,000,000
Shaoxing Haiji Enterprise Management & Consulting Partnership [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Investment							3,200,000																														22,000,000
Shaoxing Haiji [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Investment							$ 2,600,000																														¥ 18,000,000
Shareholders [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Investment acquire percentage						25.00%
Mr. Yunfei Li [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Capital contribution in cash				$ 4,300,000	¥ 30,000,000
Guangdong Hitrans [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Registered capital of subsidiary																$ 1,500,000																																			¥ 10,000,000
Capital contribution in cash																40,000.00	¥ 250,000
CBAK Shangqiu [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Capital contribution in cash																										$ 2,500,000	¥ 17,800,000
Shenzhen CBAK Sodium Battery New Energy Co., Ltd [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Registered capital of subsidiary																																	$ 2,000,000
Anhui Yuanchuang New Energy Materials Co., Ltd. [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Registered capital of subsidiary																															$ 6,800,000	¥ 50,000,000
Hitrans [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Capital contribution in cash																										$ 1,900,000	¥ 13,500,000
Hitrans’s [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Equity interest percentage				67.33%	67.33%
Hitrans’s [Member] | CBAK New Energy [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Equity interest percentage																										67.33%				67.33%				67.33%
Hitrans’s [Member] | Mr. Haijun Wu [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Equity interest percentage							10.00%																														10.00%
Guangdong Meidu Hitrans Resources Recycling Technology Co., Ltd. [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Registered capital of subsidiary																$ 1,600,000
Equity interest percentage																20.00%																																			20.00%
Securities Purchase Agreement [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Issued an aggregate shares (in Shares) | shares														9,489,800
Placement Agent Warrants [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Warrants issued to purchase of common stock (in Shares) | shares													446,999	379,592
Exercise price (in Dollars per share) | $ / shares													$ 9.204	$ 6.475
Offering expense													$ 5,000,000	$ 3,810,000
Common Stock [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Issued an aggregate shares (in Shares) | shares													8,939,976
Li Settlement Agreement [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Shares released from escrow (in Shares) | shares																										217,955	217,955
Transfer share issued (in Shares) | shares																										73,749	73,749
Shaoxing Haiji and Mr. Haijun Wu [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Percentage of remaining unpaid due																										25.00%	25.00%
Management shareholder investments																										50.00%	50.00%
BAK Investments [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Capital contribution in cash
Minimum [Member] | Hitrans’s [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Registered capital of subsidiary | ¥																																					¥ 40,000,000
Minimum [Member] | Guangdong Hitrans [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Capital contribution in cash | ¥																	¥ 1,720,000
Maximum [Member] | Hitrans’s [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Registered capital of subsidiary | ¥																																					¥ 44,000,000
Maximum [Member] | Guangdong Hitrans [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Capital contribution in cash																$ 300,000
CBAK Suzhou [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Subsidiary percentage																		90.00%																																		90.00%
Guangdong Hitrans [Member] | Guangdong Meidu Hitrans Resources Recycling Technology Co., Ltd. [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Subsidiary percentage																80.00%																																			80.00%
Private Placement [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Issued an aggregate shares (in Shares) | shares																								1,720,087
Common stock gross proceeds																								$ 17,000,000
Transfer share issued (in Shares) | shares																				3,500,000
Purchase price per share (in Dollars per share) | $ / shares																				$ 3.9
Offering expense																				$ 819,000
Stock Repurchase Program [Member]
Principal Activities, Basis of Presentation and Organization [Line Items]
Purchase price (in Dollars per share) | $ / shares																										$ 1.14
Repurchase of common stock	$ 20,000,000
Total cost																										$ 1,500,000

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