Amount, before accumulated amortization, of right-of-use asset from finance lease.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977

+ Details

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

- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 18
-URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8672-108599

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Balance Type:	na
Period Type:	duration

- Definition

The cash outflow for acquisition of machinery and equipment.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

- Details

Name:	us-gaap_LeaseContractualTermAxis=cncgd_SolarEnergyLeaseMember
Namespace Prefix:
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Balance Type:
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Note 16 - Segment Reporting (Details Textual)		3 Months Ended		9 Months Ended
Note 16 - Segment Reporting (Details Textual)	Jul. 01, 2020 USD ($)	Mar. 31, 2022 USD ($)	Mar. 31, 2021 USD ($)	Mar. 31, 2022 USD ($)	Mar. 31, 2021 USD ($)
Number of Reportable Segments				4
Payments to Acquire Machinery and Equipment		$ 1,664	$ 6,892	$ 5,224	$ 440,608
Gourmet Foods [Member] \| Property, Plant and Equipment [Member] \| Solar Energy Lease [Member]
Finance Lease, Right-of-Use Asset, before Accumulated Amortization		$ 149,593		$ 149,593
Printstock Products Ltd. [Member] \| Gourmet Foods [Member]
Payments to Acquire Machinery and Equipment	$ 401,682