Cumulated undistributed earnings.

No definition available.

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- Definition

Effective income tax rate reconciliation at preferential income tax rate.

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No definition available.

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- Definition

Income Taxes Line Items.

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- Definition

Amount of interest expenses reversed due to lapse of statute of limitation.

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No definition available.

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- Definition

Operating loss carryforwards expiration year.

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No definition available.

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- Definition

Preferential income tax rate period.

+ References

No definition available.

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- Definition

Withholding income tax on dividends distributed to holding company outside of China, percent.

+ References

No definition available.

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- Definition

Withholding tax liability unrecognized for undistributed earnings.

+ References

No definition available.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are subject to expiration dates.

+ References

No definition available.

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- Definition

Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
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- Definition

The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date.

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- Definition

Amount of statutory penalties accrued for a tax position claimed or expected to be claimed by the entity, in its tax return.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

Amount of interest expense accrued for an underpayment of income taxes.

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Amount of interest expense for an underpayment of income taxes.

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Income Taxes - Additional Information (Details)		12 Months Ended
Income Taxes - Additional Information (Details)	Jan. 01, 2008	Dec. 31, 2021 CNY (¥)	Dec. 31, 2021 USD ($)	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2021 USD ($)
Income Taxes [Line Items]
Statutory tax rate	25.00%	25.00%	25.00%	25.00%	25.00%	25.00%
Preferential income tax rate	15.00%
Operating loss carryforwards		¥ 212,359,312					$ 33,323,810
Withholding income tax on dividends distributed to holding company outside of China		10.00%	10.00%
PRC withholding tax liability unrecognized		¥ 31,950,214					5,013,686
Amount of interest expenses reversed due to lapse of statute of limitation		¥ 32,417,246	$ 5,086,973
Earliest Tax Year
Income Taxes [Line Items]
Operating loss carryforwards, expiration date		2021	2021
Latest Tax Year
Income Taxes [Line Items]
Operating loss carryforwards, expiration date		2025	2025
Shanghai Evergreen Technology Co., Ltd.
Income Taxes [Line Items]
Preferential income tax rate		15.00%	15.00%	15.00%
Shanghai Evergreen Technology Co., Ltd. \| Earliest Tax Year
Income Taxes [Line Items]
Preferential Income Tax Rate Period		2020	2020	2017
Shanghai Evergreen Technology Co., Ltd. \| Latest Tax Year
Income Taxes [Line Items]
Preferential Income Tax Rate Period		2023	2023	2019
Shanghai Sipei Technology Co., Ltd. ("Shanghai Sipei")
Income Taxes [Line Items]
Preferential income tax rate		15.00%	15.00%
Shanghai Sipei Technology Co., Ltd. ("Shanghai Sipei") \| Earliest Tax Year
Income Taxes [Line Items]
Preferential Income Tax Rate Period		2021	2021
Shanghai Sipei Technology Co., Ltd. ("Shanghai Sipei") \| Latest Tax Year
Income Taxes [Line Items]
Preferential Income Tax Rate Period		2023	2023
Inland Revenue, Hong Kong \| GreenTree Hotels (Hong Kong), Limited.
Income Taxes [Line Items]
Statutory tax rate		16.50%	16.50%	16.50%	16.50%
PRC Subsidiaries
Income Taxes [Line Items]
Undistributed earnings of Groups PRC subsidiaries		¥ 319,502,143					50,136,858
Uncertain tax positions		328,820,281					51,599,077
Interest expense		34,614,362	$ 5,431,749
Accumulated interest expense		89,961,651					$ 14,116,946
Accumulated tax penalty recorded		¥ 0