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Principal Activities, Basis of Presentation and Organization (Details)
 1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Jul. 25, 2023
USD ($)
Jul. 25, 2023
CNY (¥)
Apr. 14, 2023
Mar. 10, 2023
Dec. 08, 2022
USD ($)
Dec. 08, 2022
CNY (¥)
Aug. 15, 2022
Jul. 08, 2022
USD ($)
Oct. 09, 2021
USD ($)
Oct. 09, 2021
CNY (¥)
Dec. 08, 2020
USD ($)
$ / shares
shares
Jul. 14, 2020
$ / shares
Jul. 06, 2018
USD ($)
Jul. 06, 2018
CNY (¥)
May 04, 2018
USD ($)
Nov. 09, 2007
USD ($)
$ / shares
Oct. 01, 2007
USD ($)
Jul. 20, 2021
Apr. 21, 2021
USD ($)
Apr. 21, 2021
CNY (¥)
Jun. 30, 2015
shares
Nov. 30, 2007
shares
Sep. 30, 2006
USD ($)
shares
Sep. 30, 2005
USD ($)
Jan. 20, 2005
USD ($)
shares
Sep. 30, 2023
USD ($)
$ / shares
shares
Sep. 30, 2022
USD ($)
Sep. 30, 2023
USD ($)
$ / shares
shares
Sep. 30, 2023
CNY (¥)
shares
Sep. 30, 2022
USD ($)
Dec. 31, 2022
Jun. 30, 2024
CNY (¥)
Sep. 30, 2023
CNY (¥)
shares
Jul. 25, 2023
CNY (¥)
Jul. 08, 2022
CNY (¥)
Oct. 09, 2021
CNY (¥)
Aug. 04, 2021
USD ($)
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]                                                                                                      
Issued an aggregate shares (in Shares) | shares                     9,489,800                           1,720,087                                                    
Gross proceeds of common stock                                                 $ 17,000,000                                                    
Shares placed in escrow (in Shares) | shares                                                 435,910                                                    
Investors remaining percentage                                             50.00% 50.00%                                                      
Net income (loss)                                                   $ 6,334,792 $ (290) $ 2,319,447   $ 1,249,353                                          
Audited net income and reaching targets 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         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                                                            
Transfer share issued (in Shares) | shares                                                       217,955 217,955                                            
Registered capital of subsidiary $ 6,900,000               $ 800,000       $ 6,900,000   $ 1,500,000                                     ¥ 50,000,000   ¥ 5,000,000 $ 4,500,000 ¥ 30,000,000                   ¥ 10,000,000 ¥ 10,000,000    
Registered capital increased                                                   23,519,880   $ 23,519,880                             $ 100,000,000 $ 50,000,000              
Capital contribution in cash $ 200,000 ¥ 1,200,000             $ 500,000 ¥ 3,500,000                                                                                  
Equity interest rate                             10.00%                         81.56% 81.56%                                            
Registered equity interest percentage     90.00%                                                                                                
Cash consideration price (in Dollars per share) | $ / shares                       $ 1                                                                              
Contributed amount                         $ 300,000 ¥ 1,720,000                                                                          
Investment amount paid                                     $ 1,400,000 ¥ 9,000,000                                                              
Investment acquire percentage                                     9.74% 9.74%                                                              
Equity interest percentage       67.33%                                                                                              
Paid up capital percentage                                                       75.57% 75.57%                                            
Investment | ¥                                                                     ¥ 22,000,000                                
Percentage of investments                                                             25.00%                                        
Investments amount                                                   $ 1,500,000   $ 1,500,000         ¥ 10,000,000                                    
Percentage of investments                                                   25.00%   25.00%         25.00%                                    
Percentage of subsidiary owned                         80.00% 80.00%                                                                          
Disposal group and ownership percentage                                                       After the disposal of BAK International Limited and its subsidiaries, namely Shenzhen BAK, Shenzhen BAK Power Battery Co., Ltd (formerly BAK Battery (Shenzhen) Co., Ltd.) (“BAK Shenzhen”), BAK International (Tianjin) Ltd. (“BAK Tianjin”), Tianjin Chenhao Technological Development Limited (a subsidiary of BAK Tianjin established on May 8, 2014, “Tianjin Chenhao”), BAK Battery Canada Ltd. (“BAK Canada”), BAK Europe GmbH (“BAK Europe”) and BAK Telecom India Private Limited (“BAK India”), effective on June 30, 2014, and as of September 30, 2023, the Company’s subsidiaries consisted of: i) China BAK Asia Holdings Limited (“BAK Asia”), a wholly owned limited liability company incorporated in Hong Kong on July 9, 2013; ii) Dalian CBAK Trading Co., Ltd. (“CBAK Trading”), a wholly owned limited company established on August 14, 2013 in the PRC; iii) Dalian CBAK Power Battery Co., Ltd. (“CBAK Power”), a wholly owned limited liability company established on December 27, 2013 in the PRC; iv) CBAK New Energy (Suzhou) Co., Ltd. (“CBAK Suzhou”), a 90% owned limited liability company established on May 4, 2018 in the PRC; v) Dalian CBAK Energy Technology Co., Ltd (“CBAK Energy”), a wholly owned limited liability company established on November 21, 2019 in the PRC; (vi) BAK Asia Investments Limited (“BAK Investments”), a wholly owned limited liability company incorporated in Hong Kong acquired on July 14, 2020; (vii) CBAK New Energy (Nanjing) Co., Ltd. (“CBAK Nanjing”), a wholly owned limited liability company established on July 31, 2020 in the PRC; (viii) Nanjing CBAK New Energy Technology Co., Ltd, (“Nanjing CBAK”), a wholly owned limited liability company established on August 6, 2020 in the PRC; (ix) Nanjing Daxin New Energy Automobile Industry Co., Ltd (“Nanjing Daxin”), a wholly owned limited liability company established on November 9, 2020; (x) Daxin New Energy Automobile Technology (Jiangsu) Co., Ltd (“Jiangsu Daxin”), a wholly owned limited liability company established on August 4, 2021 in the PRC; (xi) Zhejiang Hitrans Lithium Battery Technology Co., Ltd (“Hitrans”), a 67.33% registered equity interests (representing 70.21% of paid-up capital) owned  limited liability company established on December 16, 2015 in the PRC; (xii) Guangdong Meidu Hitrans Resources Recycling Technology Co., Ltd., a 65.25% owned limited liability company established on July 6, 2018 in the PRC and (xiii) Shaoxing Haisheng International Trading Co., Ltd. (“Haisheng”), a 67.33% registered equity interests (representing 70.21% of paid-up capital) owned limited liability company established on October 9, 2021 in the PRC. After the disposal of BAK International Limited and its subsidiaries, namely Shenzhen BAK, Shenzhen BAK Power Battery Co., Ltd (formerly BAK Battery (Shenzhen) Co., Ltd.) (“BAK Shenzhen”), BAK International (Tianjin) Ltd. (“BAK Tianjin”), Tianjin Chenhao Technological Development Limited (a subsidiary of BAK Tianjin established on May 8, 2014, “Tianjin Chenhao”), BAK Battery Canada Ltd. (“BAK Canada”), BAK Europe GmbH (“BAK Europe”) and BAK Telecom India Private Limited (“BAK India”), effective on June 30, 2014, and as of September 30, 2023, the Company’s subsidiaries consisted of: i) China BAK Asia Holdings Limited (“BAK Asia”), a wholly owned limited liability company incorporated in Hong Kong on July 9, 2013; ii) Dalian CBAK Trading Co., Ltd. (“CBAK Trading”), a wholly owned limited company established on August 14, 2013 in the PRC; iii) Dalian CBAK Power Battery Co., Ltd. (“CBAK Power”), a wholly owned limited liability company established on December 27, 2013 in the PRC; iv) CBAK New Energy (Suzhou) Co., Ltd. (“CBAK Suzhou”), a 90% owned limited liability company established on May 4, 2018 in the PRC; v) Dalian CBAK Energy Technology Co., Ltd (“CBAK Energy”), a wholly owned limited liability company established on November 21, 2019 in the PRC; (vi) BAK Asia Investments Limited (“BAK Investments”), a wholly owned limited liability company incorporated in Hong Kong acquired on July 14, 2020; (vii) CBAK New Energy (Nanjing) Co., Ltd. (“CBAK Nanjing”), a wholly owned limited liability company established on July 31, 2020 in the PRC; (viii) Nanjing CBAK New Energy Technology Co., Ltd, (“Nanjing CBAK”), a wholly owned limited liability company established on August 6, 2020 in the PRC; (ix) Nanjing Daxin New Energy Automobile Industry Co., Ltd (“Nanjing Daxin”), a wholly owned limited liability company established on November 9, 2020; (x) Daxin New Energy Automobile Technology (Jiangsu) Co., Ltd (“Jiangsu Daxin”), a wholly owned limited liability company established on August 4, 2021 in the PRC; (xi) Zhejiang Hitrans Lithium Battery Technology Co., Ltd (“Hitrans”), a 67.33% registered equity interests (representing 70.21% of paid-up capital) owned  limited liability company established on December 16, 2015 in the PRC; (xii) Guangdong Meidu Hitrans Resources Recycling Technology Co., Ltd., a 65.25% owned limited liability company established on July 6, 2018 in the PRC and (xiii) Shaoxing Haisheng International Trading Co., Ltd. (“Haisheng”), a 67.33% registered equity interests (representing 70.21% of paid-up capital) owned limited liability company established on October 9, 2021 in the PRC.                                            
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                     $ 49,160,000                                 $ 70,000,000                                              
Offering expense                     $ 3,810,000                                 $ 5,000,000                                              
Sale of stock under securities purchase agreement, descriptions                                                       On February 8, 2021, the Company entered into another securities purchase agreement with the same investors, pursuant to which the Company issued in a registered direct offering, an aggregate of 8,939,976 shares of common stock of the Company at a per share purchase price of $7.83. In addition, the Company issued to the investors (i) in a concurrent private placement, the Series A-1 warrants to purchase a total of 4,469,988 shares of common stock, at a per share exercise price of $7.67 and exercisable for 42 months from the date of issuance; (ii) in the registered direct offering, the Series B warrants to purchase a total of 4,469,988 shares of common stock, at a per share exercise price of $7.83 and exercisable for 90 days from the date of issuance; and (iii) in the registered direct offering, the Series A-2 warrants to purchase up to 2,234,992 shares of common stock, at a per share exercise price of $7.67 and exercisable for 45 months from the date of issuance. On February 8, 2021, the Company entered into another securities purchase agreement with the same investors, pursuant to which the Company issued in a registered direct offering, an aggregate of 8,939,976 shares of common stock of the Company at a per share purchase price of $7.83. In addition, the Company issued to the investors (i) in a concurrent private placement, the Series A-1 warrants to purchase a total of 4,469,988 shares of common stock, at a per share exercise price of $7.67 and exercisable for 42 months from the date of issuance; (ii) in the registered direct offering, the Series B warrants to purchase a total of 4,469,988 shares of common stock, at a per share exercise price of $7.83 and exercisable for 90 days from the date of issuance; and (iii) in the registered direct offering, the Series A-2 warrants to purchase up to 2,234,992 shares of common stock, at a per share exercise price of $7.67 and exercisable for 45 months from the date of issuance.                                            
Bank loan                                                   $ 33,200,000   $ 33,200,000                                              
Other current liabilities                                                   $ 128,100,000   $ 128,100,000                                              
Placement Agent Warrants [Member]                                                                                                      
Principal Activities, Basis of Presentation and Organization [Line Items]                                                                                                      
Warrants issued to purchase of common stock (in Shares) | shares                     379,592                             446,999   446,999         446,999                                    
Exercise price (in Dollars per share) | $ / shares                     $ 6.475                             $ 9.204   $ 9.204                                              
Minimum [Member]                                                                                                      
Principal Activities, Basis of Presentation and Organization [Line Items]                                                                                                      
Registered capital increased | ¥                                                                     40,000,000                                
Capital contribution in cash                                                       $ 100,000 ¥ 9,000,000                                            
Maximum [Member]                                                                                                      
Principal Activities, Basis of Presentation and Organization [Line Items]                                                                                                      
Registered capital increased | ¥                                                                     44,000,000                                
Capital contribution in cash                                                       1,300,000 1,000,000                                            
Private Placement [Member]                                                                                                      
Principal Activities, Basis of Presentation and Organization [Line Items]                                                                                                      
Net income (loss)                                             $ 27,000,000 $ 12,000,000                                                      
Purchase price per share (in Dollars per share) | $ / shares                               $ 3.9                                                                      
Offering expense                               $ 819,000                       5,000,000                                              
Cbak Suzhou [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 increased                                                                                           $ 5,000,000          
CBAK Power [Member]                                                                                                      
Principal Activities, Basis of Presentation and Organization [Line Items]                                                                                                      
Registered capital of subsidiary                                                                                                   $ 30,000,000  
Registered capital increased                                                                                         $ 60,000,000            
Capital contribution in cash                                                       2,435,000                                              
Aggregate purchase percentage         6.82% 6.82%                                                                                          
CBAK Energy [Member]                                                                                                      
Principal Activities, Basis of Presentation and Organization [Line Items]                                                                                                      
Registered capital increased                                                                                             $ 50,000,000        
CBAK Nanjing [Member]                                                                                                      
Principal Activities, Basis of Presentation and Organization [Line Items]                                                                                                      
Registered capital of subsidiary                                                                             $ 7,500,000 ¥ 50,000,000   ¥ 700,000,000                  
Capital contribution in cash                                                       55,489,915                                              
CBAK New Energy Technology Co Ltd [Member]                                                                                                      
Principal Activities, Basis of Presentation and Organization [Line Items]                                                                                                      
Registered capital of subsidiary                                                                                 $ 104,500,000                    
Contributed amount                                                       52,600,000 352,538,138                                            
Jiangsu Daxin [Member]                                                                                                      
Principal Activities, Basis of Presentation and Organization [Line Items]                                                                                                      
Contributed amount                                                       $ 2,400,000 ¥ 16,600,000                                            
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 increased               $ 6,400,000                                                                                      
Investment acquire percentage               10.00%                                                                                      
Equity interest percentage                                                       67.33% 67.33%                                            
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                                                                                      
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]                                                                                                      
Equity interest considerations         $ 4,300,000 ¥ 30,000,000                                                                                          
CBAK Power’s equity interests in Hitrans [Member]                                                                                                      
Principal Activities, Basis of Presentation and Organization [Line Items]                                                                                                      
Equity interest percentage       67.33%                                                                                              
Paid up capital percentage                                                       70.21% 70.21%                                            
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 Suzhou [Member]                                                                                                      
Principal Activities, Basis of Presentation and Organization [Line Items]                                                                                                      
Ownership percentage                             90.00%                                                                   90.00%    
Guangdong Meidu Hitrans Resources Recycling Technology Co., Ltd. [Member]                                                                                                      
Principal Activities, Basis of Presentation and Organization [Line Items]                                                                                                      
Registered equity interest percentage                         20.00% 20.00%                                                                          
Chief Executive Officer [Member]                                                                                                      
Principal Activities, Basis of Presentation and Organization [Line Items]                                                                                                      
Shares released from escrow (in Shares) | shares                                                       217,955 217,955                                            
Forecast [Member]                                                                                                      
Principal Activities, Basis of Presentation and Organization [Line Items]                                                                                                      
Balance percentage                                                               50.00%                                      
Investments amount | ¥                                                               ¥ 20,000,000                                      
Li Settlement Agreement [Member]                                                                                                      
Principal Activities, Basis of Presentation and Organization [Line Items]                                                                                                      
Transfer share issued (in Shares) | shares                                                       73,749 73,749