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Summary of Significant Accounting Policies (Details)
12 Months Ended
Jul. 31, 2021
USD ($)
Jul. 31, 2021
CNY (¥)
Jul. 31, 2020
USD ($)
Jul. 31, 2019
USD ($)
Jan. 29, 2021
Apr. 30, 2020
Apr. 22, 2020
Summary of Significant Accounting Policies (Details) [Line Items]              
Non-controlling interest $ 120,809            
Allowance for uncollectible balance   $ 425,106        
Allowance for uncollectible balances   955,055        
Investment in trading securities 258,738   201,051        
Impairment of long-lived assets   505,453      
Comprised of impairment long-lived assets     505,453        
Impairment of property and equipment     120,961        
Impairment of intangible assets     384,492        
Impairment charges     51,767        
Percentage of gift cards and packaged tickets are redeemed 100.00% 100.00%          
Percentage of VAT 3.00% 3.00%          
Cash on deposit at financial institutions $ 69,358            
Maximum limit of financial institutions 77,400 ¥ 500,000          
Cash and cash equivalents 5,596,740   $ 409,657        
FDIC amount insured 250,000            
FDIC amount uninsured $ 4,952,850            
LGC [Member]              
Summary of Significant Accounting Policies (Details) [Line Items]              
Percentage of non-controlling interests 48.80%            
LGC [Member] | Business Combination [Member]              
Summary of Significant Accounting Policies (Details) [Line Items]              
Percentage of ownership interest         51.20% 51.20% 51.20%
Percentage of equity interest 51.20%            
ATIF LP [Member]              
Summary of Significant Accounting Policies (Details) [Line Items]              
Percentage of non-controlling interests 68.75%            
ATIF GP [Member]              
Summary of Significant Accounting Policies (Details) [Line Items]              
Percentage of non-controlling interests 31.25%            
Hong Kong and British Virgin Islands [Member]              
Summary of Significant Accounting Policies (Details) [Line Items]              
Cash and cash equivalents $ 441,772            
U.S [Member]              
Summary of Significant Accounting Policies (Details) [Line Items]              
Cash and cash equivalents $ 132,760            
Customer Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member]              
Summary of Significant Accounting Policies (Details) [Line Items]              
Number of customers 3 3 1 3      
Customer Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member] | Customer One [Member]              
Summary of Significant Accounting Policies (Details) [Line Items]              
Concentration risk, percentage 41.00% 41.00% 97.00% 44.00%      
Customer Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member] | Customer Two [Member]              
Summary of Significant Accounting Policies (Details) [Line Items]              
Concentration risk, percentage 41.00% 41.00%   29.00%      
Customer Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member] | Customer Three [Member]              
Summary of Significant Accounting Policies (Details) [Line Items]              
Concentration risk, percentage 11.00% 11.00%   19.00%