XML 67 R50.htm IDEA: XBRL DOCUMENT
v3.21.1

Property, plant and equipment, net (Details) - USD ($) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Dec. 31, 2020
Property, plant and equipment, net (Details) [Line Items] |  |  |
Term of lease, description | As of March 31, 2021 and December 31, 2020, land use rights represented two parcels of state-owned lands located in Xushui District and Wei County of Hebei Province in China, with lease terms of 50 years expiring in 2061 and 2066, respectively. |  |
Land use right net values | $ 8,553,369 |  | $ 8,614,194
Depreciation and amortization | 4,089,067 | $ 3,774,674 |
Dongfang Paper [Member] |  |  |
Property, plant and equipment, net (Details) [Line Items] |  |  |
Amount of property, plant and equipment net value | 1,882,319 |  | 2,349,796
Land use right net values | 5,931,823 |  | 6,010,359
Hebei Tengsheng [Member] |  |  |
Property, plant and equipment, net (Details) [Line Items] |  |  |
Land use right net values | $ 5,520,886 |  | $ 5,560,146

X
- References No definition available. + Details
Name: | itp_AmountOfPropertyPlantAndEquipmentNetValue
Namespace Prefix: | itp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | itp_LandUseRightNetValues
Namespace Prefix: | itp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | itp_PropertyplantandequipmentnetDetailsLineItems
Namespace Prefix: | itp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period of lease in sale leaseback transaction, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | itp_SaleLeasebackTransactionLeasePeriod
Namespace Prefix: | itp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of expense charged against earnings to allocate the cost of tangible and intangible assets over their remaining economic lives, classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 + Details
Name: | us-gaap_OtherDepreciationAndAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=itp_DongfangPaperMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=itp_HebeiTengshengMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |