Schedule Of Property Plant And Equipment Estimated Useful Lives [Table Text Block]

No definition available.

Name:	OFAL_ScheduleOfPropertyPlantAndEquipmentEstimatedUsefulLivesTableTextBlock
Namespace Prefix:	OFAL_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	us-gaap_AccountingPoliciesAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Tabular disclosure of revenue by product and service if it is not provided as part of reportable segment information.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 40
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-40

+ Details

Name:	us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

- Definition

Tabular disclosure of long-term intra-entity foreign currency adjustment, including, but not limited to, translation of underlying foreign currency and intra-entity foreign currency transaction that is considered to be long-term investment with settlement not planned or anticipated in foreseeable future.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 830
-SubTopic 30
-Section 45
-Paragraph 20
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481694/830-30-45-20

+ Details

Name:	us-gaap_ScheduleOfIntercompanyForeignCurrencyBalancesTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration