Line Of Credit, Amount Of Indebtedness Permitted By Senior Secured Asset Based Loan To Be Borrowed From Other Sources

No definition available.

Name:	ccrn_LineOfCreditAmountOfIndebtednessPermittedBySeniorSecuredAssetBasedLoanToBeBorrowedFromOtherSources
Namespace Prefix:	ccrn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line Of Credit, Borrowing Base, Percentage Of Assets

+ References

No definition available.

+ Details

Name:	ccrn_LineOfCreditBorrowingBasePercentageOfAssets
Namespace Prefix:	ccrn_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Basis Spread On Variable Rate, Additional Credit Spread Associated With SOFR

+ References

No definition available.

+ Details

Name:	ccrn_LineOfCreditFacilityBasisSpreadOnVariableRateAdditionalCreditSpreadAssociatedWithSOFR
Namespace Prefix:	ccrn_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Line Of Credit Facility, Borrowing Base Availability

+ References

No definition available.

+ Details

Name:	ccrn_LineOfCreditFacilityBorrowingBaseAvailability
Namespace Prefix:	ccrn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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(16))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

+ Details

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

- Definition

Period remaining on line of credit facility before it terminates, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityExpirationPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- 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

Name:	us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_CreditFacilityAxis=ccrn_SeniorSecuredAssetBasedLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ccrn_LineOfCreditSublimitAxis=ccrn_SwingLoansSublimitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ccrn_LineOfCreditSublimitAxis=ccrn_StandbyLettersOfCreditSublimitMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

DEBT - 2019 Loan Agreement (Details) - USD ($)			6 Months Ended
DEBT - 2019 Loan Agreement (Details) - USD ($)	Mar. 21, 2022	Oct. 25, 2019	Jun. 30, 2022	Nov. 18, 2021	Mar. 08, 2021	Jun. 30, 2020
Line of Credit Facility [Line Items]
Amount of indebtedness permitted from other sources				$ 175,000,000
Senior Secured Asset-Based Loan
Line of Credit Facility [Line Items]
Line of credit term	5 years	5 years
Maximum borrowing capacity	$ 300,000,000	$ 120,000,000			$ 150,000,000	$ 130,000,000
Basis spread on variable rate, additional credit spread associated with SOFR	0.10%
Borrowing base, percentage of assets		85.00%
Borrowing base availability			$ 300,000,000
Line of credit, carrying amount			85,000,000
Letters of credit outstanding			17,500,000
Borrowing availability			$ 197,500,000
Quarterly commitment fee on the average daily unused portion percentage			0.375%
Senior Secured Asset-Based Loan \| SOFR
Line of Credit Facility [Line Items]
Interest margin percentage			1.60%
Senior Secured Asset-Based Loan \| Base Rate
Line of Credit Facility [Line Items]
Interest margin percentage			0.50%
Senior Secured Asset-Based Loan \| Swingline Sublimit
Line of Credit Facility [Line Items]
Maximum borrowing capacity		$ 15,000,000
Senior Secured Asset-Based Loan \| Standby Letters Of Credit Sublimit
Line of Credit Facility [Line Items]
Maximum borrowing capacity		$ 35,000,000