Stock-Based Compensation (Details) - Schedule of outstanding options	9 Months Ended
Sep. 30, 2022 $ / shares shares
Time Vesting Options [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Time Vesting Options , Number Outstanding (in Shares) \| shares	1,988,675
Time Vesting Options ,Weighted Average Remaining Contractual Life	7 years 2 months 19 days
Time Vesting Options ,Weighted Average Exercise Price	$ 3.34
Time Vesting Options ,Number Outstanding shares (in Shares) \| shares	1,337,009
Time Vesting Options [Member] \| Minimum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Time Vesting Options, Range of Exercise Prices Between	$ 0.01
Time Vesting Options [Member] \| Maximum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Time Vesting Options, Range of Exercise Prices Between	$ 1
Performance Vesting Options [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Performance Vesting Options , Number Outstanding (in Shares) \| shares	720,000
Performance Vesting Options ,Weighted Average Remaining Contractual Life	7 years 8 months 1 day
Performance Vesting Options ,Weighted Average Exercise Price	$ 2.53
Performance Vesting Options , Options Exercisable (in Shares) \| shares	240,000
Market Vesting Options [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Market Vesting Options, Number Outstanding (in Shares) \| shares	1,900,000
Market Vesting Options, Weighted Average Remaining Contractual Life	2 years 4 months 20 days
Market Vesting Options, Weighted Average Exercise Price	$ 1
Market Vesting Options, Options Exercisable (in Shares) \| shares
$1.01 - $2.00 [Member] \| Time Vesting Options [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Time Vesting Options , Number Outstanding (in Shares) \| shares	25,000
Time Vesting Options ,Weighted Average Remaining Contractual Life	7 years 1 month 9 days
Time Vesting Options ,Weighted Average Exercise Price	$ 1.88
Time Vesting Options ,Number Outstanding shares (in Shares) \| shares	16,667
Time Vesting Options ,Weighted Average Exercise Price	$ 1.88
$1.01 - $2.00 [Member] \| Time Vesting Options [Member] \| Minimum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Time Vesting Options, Range of Exercise Prices Between	1.01
$1.01 - $2.00 [Member] \| Time Vesting Options [Member] \| Maximum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Time Vesting Options, Range of Exercise Prices Between	2
$1.01 - $2.00 [Member] \| Performance Vesting Options [Member] \| Minimum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Performance Vesting Options , Exercise Price	1.01
$1.01 - $2.00 [Member] \| Performance Vesting Options [Member] \| Maximum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Performance Vesting Options , Exercise Price	2
$1.01 - $2.00 [Member] \| Market Vesting Options [Member] \| Minimum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Market Vesting Options, Range of Exercise Prices Between	1.01
$1.01 - $2.00 [Member] \| Market Vesting Options [Member] \| Maximum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Market Vesting Options, Range of Exercise Prices Between	2
$2.01+ [Member] \| Time Vesting Options [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Time Vesting Options, Range of Exercise Prices Between	$ 2.01
Time Vesting Options , Number Outstanding (in Shares) \| shares	1,963,675
Time Vesting Options ,Weighted Average Remaining Contractual Life	7 years 2 months 19 days
Time Vesting Options ,Weighted Average Exercise Price	$ 4.29
Time Vesting Options ,Number Outstanding shares (in Shares) \| shares	1,320,342
Time Vesting Options ,Weighted Average Exercise Price	$ 3.81
$2.01+ [Member] \| Performance Vesting Options [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Performance Vesting Options , Number Outstanding (in Shares) \| shares	720,000
Performance Vesting Options ,Weighted Average Remaining Contractual Life	7 years 8 months 1 day
Performance Vesting Options ,Weighted Average Exercise Price	$ 2.53
Performance Vesting Options , Options Exercisable (in Shares) \| shares	240,000
Performance Vesting Options ,Weighted Average Exercise Price	$ 2.53
$2.01+ [Member] \| Performance Vesting Options [Member] \| Minimum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Performance Vesting Options , Exercise Price	2.01
$2.01+ [Member] \| Performance Vesting Options [Member] \| Maximum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Performance Vesting Options , Exercise Price	2.01
$2.01+ [Member] \| Market Vesting Options [Member] \| Minimum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Market Vesting Options, Range of Exercise Prices Between	2.01
$2.01+ [Member] \| Market Vesting Options [Member] \| Maximum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Market Vesting Options, Range of Exercise Prices Between	2.01
$0.01 - $1.00 [Member] \| Performance Vesting Options [Member] \| Minimum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Performance Vesting Options , Exercise Price	0.01
$0.01 - $1.00 [Member] \| Performance Vesting Options [Member] \| Maximum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Performance Vesting Options , Exercise Price	$ 1
$0.01 - $1.00 [Member] \| Market Vesting Options [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Market Vesting Options, Number Outstanding (in Shares) \| shares	1,900,000
Market Vesting Options, Weighted Average Remaining Contractual Life	2 years 4 months 20 days
Market Vesting Options, Weighted Average Exercise Price	$ 1
Market Vesting Options, Options Exercisable (in Shares) \| shares
$0.01 - $1.00 [Member] \| Market Vesting Options [Member] \| Minimum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Market Vesting Options, Range of Exercise Prices Between	$ 0.01
$0.01 - $1.00 [Member] \| Market Vesting Options [Member] \| Maximum [Member]
Stock-Based Compensation (Details) - Schedule of outstanding options [Line Items]
Market Vesting Options, Range of Exercise Prices Between	$ 1

Market Vesting Options, Options Exercisable.

No definition available.

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Namespace Prefix:	crex_
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- Definition

Number of options outstanding, including both vested and non-vested options.

+ References

No definition available.

+ Details

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- Definition

The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

No definition available.

+ Details

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- Definition

Performance vesting options ,weighted average exercise price.

+ References

No definition available.

+ Details

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- Definition

Performance Vesting Options , Number Outstanding.

+ References

No definition available.

+ Details

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- Definition

Performance vesting options options exercisable.

+ References

No definition available.

+ Details

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- Definition

Share-based Payment Arrangement, Option, Exercise Price Limit .

+ References

No definition available.

+ Details

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- Definition

The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied.

+ References

No definition available.

+ Details

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- Definition

Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the repo

+ References

No definition available.

+ Details

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- Definition

Share based compensation shares authorized under stock option plans exercise price range outstanding options weighted average exercise price beginning balance.

+ References

No definition available.

+ Details

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- References

No definition available.

+ Details

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- Definition

Change in the weighted average exercise price of options outstanding.

+ References

No definition available.

+ Details

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- Definition

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(iii)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (g)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iii)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Weighted average remaining contractual term of exercisable stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (e)(2)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(i)-(ii)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- Definition

Weighted average remaining contractual term of outstanding stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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