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Stockholders’ Equity (Deficit) (Details) - Schedule of warrants - BEMG in connection with a term loan agreement [Member]	12 Months Ended
	Mar. 31, 2022 $ / shares shares
Class of Warrant or Right [Line Items]
Amount outstanding | shares	1,400,000
Expiration	2022-12
Minimum [Member]
Class of Warrant or Right [Line Items]
Exercise price per share | $ / shares	$ 1.8

X

- Definition

Date the warrants or rights are exercisable, in year and month format.

+ References

No definition available.

+ Details

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Namespace Prefix:	cidm_
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Balance Type:	na
Period Type:	duration

X

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=126973232&loc=d3e21475-112644

+ Details

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
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X

- Definition

Number of warrants or rights outstanding.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
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X

- Details

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Namespace Prefix:
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Balance Type:
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X

- Details

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Namespace Prefix:
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