v3.20.1

Income Taxes - Schedule of Difference Between Actual Income Tax Expense and Amount Computed by Applying PRC Statutory Income Tax Rate to Earnings before Income Taxes (Parenthetical) (Details) | 12 Months Ended
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Dec. 31, 2018
ATA Education | Limited Partnership | Muhua Shangce |
Percentage of equity interest sold | 24.00%

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- Details
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