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v3.21.1

Summary of Significant Accounting Policies (Details) - Schedule of property and equipment estimated useful lives | 12 Months Ended
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Dec. 31, 2020
Machinery equipment [Member] | Minimum [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of property and equipment estimated useful lives [Line Items] |
Estimated useful lives | 5 years
Machinery equipment [Member] | Maximum [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of property and equipment estimated useful lives [Line Items] |
Estimated useful lives | 20 years
Computer software [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of property and equipment estimated useful lives [Line Items] |
Estimated useful lives | 10 years
Electronic equipment [Member] | Minimum [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of property and equipment estimated useful lives [Line Items] |
Estimated useful lives | 5 years
Electronic equipment [Member] | Maximum [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of property and equipment estimated useful lives [Line Items] |
Estimated useful lives | 10 years
Office equipment [Member] | Minimum [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of property and equipment estimated useful lives [Line Items] |
Estimated useful lives | 5 years
Office equipment [Member] | Maximum [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of property and equipment estimated useful lives [Line Items] |
Estimated useful lives | 10 years
Motor vehicles [Member] | Minimum [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of property and equipment estimated useful lives [Line Items] |
Estimated useful lives | 5 years
Motor vehicles [Member] | Maximum [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of property and equipment estimated useful lives [Line Items] |
Estimated useful lives | 10 years
Leasehold improvement [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of property and equipment estimated useful lives [Line Items] |
Leasehold improvement, description | Shorter of the lease term or estimated useful life
Buildings [Member] | Minimum [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of property and equipment estimated useful lives [Line Items] |
Estimated useful lives | 20 years
Buildings [Member] | Maximum [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of property and equipment estimated useful lives [Line Items] |
Estimated useful lives | 50 years

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- Definition Leasehold improvement, description + References No definition available. + Details
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Namespace Prefix: | petz_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
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- Details
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Data Type: | na
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- Details
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Period Type: |

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- Details
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- Details
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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_EquipmentMember
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Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_OfficeEquipmentMember
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Data Type: | na
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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_VehiclesMember
Namespace Prefix: |
Data Type: | na
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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_LeaseholdImprovementsMember
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Data Type: | na
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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_BuildingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |