XML 122 R65.htm IDEA: XBRL DOCUMENT v3.22.4

Prepayment for CIP Project (Details) ¥ in Millions	12 Months Ended
	Sep. 30, 2022 USD ($)	Sep. 30, 2022 CNY (¥)	Sep. 30, 2022 CNY (¥)	Jun. 25, 2021 USD ($)	Jun. 25, 2021 CNY (¥)
Prepayment for CIP Project (Details) [Line Items]
Construction amount | ¥			¥ 2.9
Additional capital expenditure	$ 3,500,000
Chenyuan [Member]
Prepayment for CIP Project (Details) [Line Items]
Total estimated budget	9,700,000		¥ 69.2
Construction in Progress [Member]
Prepayment for CIP Project (Details) [Line Items]
Total estimated budget				$ 23,200,000	¥ 165.0
Construction amount	401,702
Additional capital expenditure	13,500,000	¥ 95.8
Construction in Progress [Member] | Chenyuan [Member]
Prepayment for CIP Project (Details) [Line Items]
Prepayment	$ 9,300,000

X

- Definition

The amount of capital expenditure.

+ References

No definition available.

+ Details

Name:	upc_CapitalExpenditure
Namespace Prefix:	upc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of prepayment.

+ References

No definition available.

+ Details

Name:	upc_Prepayment
Namespace Prefix:	upc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	upc_PrepaymentforCIPProjectDetailsLineItems
Namespace Prefix:	upc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of progress payment netted against construction contract cost.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 910
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=6471471&loc=d3e48698-109348

+ Details

Name:	us-gaap_ConstructionContractCostProgressPaymentOffset
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Aggregate of the carrying amounts as of the balance sheet date of investments in building and building improvements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(d))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

+ Details

Name:	us-gaap_InvestmentBuildingAndBuildingImprovements
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=upc_ChenyuanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_ConstructionInProgressMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: