v3.20.4

Mortgage and Commercial Loans Receivable - Components, RF (Details) - Mortgage Receivable [Member] - USD ($) $ in Thousands	6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Principal Balance at beginning of period	$ 1,738	$ 4,195
Deferred Fees/ Prepaid Interest Balance at beginning of period	(86)	(84)
Accrued Interest Balance at beginning of period	43	3
Principal Balance and Carrying Value Balance at beginning of period	1,695	4,114
Additions during the period:
New mortgage loans	2,432
Deductions during the period:
Collections of principal		(2,554)
Additions during the period:
Additions to deferred fees, Deferred Fees	(40)
Amortization of deferred fees, Deferred Fees	43	67
Additions during the period:
Interest due at maturity, Provision for Loan Loss	12
Deductions during the period:
Collections of principal	(2,184)
Additions during the period:
Amortization of deferred fees, Carrying Value	43	67
Interest due at maturity, Carrying value	12
Deductions during the period:
Collections of principal		(2,554)
Principal Balance at end of period	1,986	1,641
Deferred Fees/ Prepaid Interest Balance at end of period	(83)	(17)
Accrued Interest Balance at end of period	55	3
Principal Balance and Carrying Value Balance at end of period	$ 1,958	$ 1,627

Amount of accrued interest before allowance of loans and leases.

+ References

No definition available.

+ Details

Name:	ccur_LoansAndLeasesReceivableAccruedInterest
Namespace Prefix:	ccur_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Increase in accrued interest.

+ References

No definition available.

+ Details

Name:	ccur_LoansAndLeasesReceivableAdditionsToAccruedInterest
Namespace Prefix:	ccur_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of amortization of deferred fees

+ References

No definition available.

+ Details

Name:	ccur_LoansAndLeasesReceivableAdditionsToAmortizationOfDeferredFees
Namespace Prefix:	ccur_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of increase in deferred fees.

+ References

No definition available.

+ Details

Name:	ccur_LoansAndLeasesReceivableAdditionsToDeferredFees
Namespace Prefix:	ccur_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of decrease in deferred fees.

+ References

No definition available.

+ Details

Name:	ccur_LoansAndLeasesReceivableDeductionsToDeferredFees
Namespace Prefix:	ccur_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Loans Receivable, Additions During The Period[Abstract]

+ References

No definition available.

+ Details

Name:	ccur_LoansReceivableAdditionsDuringThePeriodAbstract
Namespace Prefix:	ccur_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of increase in loans through additions made to loans.

+ References

No definition available.

+ Details

Name:	ccur_LoansReceivableAdditionsThroughIssuanceOfNewMortgageLoans
Namespace Prefix:	ccur_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Loans Receivable Additions To Accrued Interest [Abstract].

+ References

No definition available.

+ Details

Name:	ccur_LoansReceivableAdditionsToAccruedInterestAbstract
Namespace Prefix:	ccur_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of loans receivable additions to carrying value of amortization of deferred fees

+ References

No definition available.

+ Details

Name:	ccur_LoansReceivableAdditionsToCarryingValueAmortizationOfDeferredFees
Namespace Prefix:	ccur_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Loans Receivable Additions to Carrying Value Interest Due to Maturity.

+ References

No definition available.

+ Details

Name:	ccur_LoansReceivableAdditionsToCarryingValueInterestDueToMaturity
Namespace Prefix:	ccur_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Loans Receivable, Additions To Deferred Income [Abstract]

+ References

No definition available.

+ Details

Name:	ccur_LoansReceivableAdditionsToDeferredIncomeAbstract
Namespace Prefix:	ccur_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Loans Receivable, Additions To Principal Balance[Abstract]

+ References

No definition available.

+ Details

Name:	ccur_LoansReceivableAdditionsToPrincipalBalanceAbstract
Namespace Prefix:	ccur_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Loans Receivable, Deductions During The Period[Abstract]

+ References

No definition available.

+ Details

Name:	ccur_LoansReceivableDeductionsDuringThePeriodAbstract
Namespace Prefix:	ccur_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of decrease in carrying value of loans during the period.

+ References

No definition available.

+ Details

Name:	ccur_LoansReceivableDeductionsFromCarryingValue
Namespace Prefix:	ccur_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of decrease in loans through collection of principal amount.

+ References

No definition available.

+ Details

Name:	ccur_LoansReceivableDeductionsThroughCollectionsOfPrincipalAmount
Namespace Prefix:	ccur_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Loans Receivable, Deductions To Deferred Income [Abstract]

+ References

No definition available.

+ Details

Name:	ccur_LoansReceivableDeductionsToDeferredIncomeAbstract
Namespace Prefix:	ccur_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Loans Receivable, Deductions To Principal Balance [Abstract]

+ References

No definition available.

+ Details

Name:	ccur_LoansReceivableDeductionsToPrincipalBalanceAbstract
Namespace Prefix:	ccur_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7)
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 50
-Paragraph 4
-Subparagraph (a)(4)
-URI http://asc.fasb.org/extlink&oid=121568338&loc=d3e45377-112738

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5074-111524

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 20
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=84159169&loc=d3e10152-111534

+ Details

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

- Definition

Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

+ Details

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

- Definition

Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7)
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

+ Details

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

- Details

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

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