Leases - Additional Information (Details) |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2020
CNY (¥)
Lease
|
Dec. 31, 2019
CNY (¥)
Lease
|
Dec. 31, 2018
CNY (¥)
|
|
| Lessee Lease Description [Line Items] | |||
| Number of operating leases | Lease | 40 | 61 | |
| Weighted average remaining lease term | 3 years 4 months 24 days | 1 year 8 months 1 day | |
| Weighted average discount rate | 6.60% | 5.88% | |
| Operating lease, rental expense | ¥ 29,111,428 | ¥ 13,903,991 | |
| Variable cost | 0 | 0 | |
| Sublease income | 0 | 0 | |
| Short term lease expense | ¥ 6,112,893 | ¥ 2,125,616 | |
| Rental expense for operating leases | ¥ 2,717,234 | ||
| Minimum | |||
| Lessee Lease Description [Line Items] | |||
| Operating lease remaining term of contract | 1 month | 2 months | |
| Maximum | |||
| Lessee Lease Description [Line Items] | |||
| Operating lease remaining term of contract | 61 months | 39 months | |
| X | ||||||||||
- Definition Lessee, operating lease, lease term remaining. No definition available.
|
| X | ||||||||||
- Definition Number of operating leases. No definition available.
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
| X | ||||||||||
- Definition Amount of operating lease expense. Excludes sublease income. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Weighted average discount rate for operating lease calculated at point in time. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
|
| X | ||||||||||
- Definition Amount of short-term lease cost, excluding expense for lease with term of one month or less. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of sublease income excluding finance and operating lease expense. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|