Advances Receivable, net (Details Textual) $ in Thousands	Dec. 31, 2018 USD ($)
Accounts and Other Receivables Principal Balance	$ 7,006
Merchant Cash Advances [Member]
Accounts and Other Receivables Principal Balance	$ 5,006

The amount of principal balance of accounts and other receivables.

No definition available.

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