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Accrued Expenses - Schedule of Accrued Expenses (Detail) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023 | Mar. 31, 2023
--- | --- | --- | ---
Accrued payroll and other employee benefits | $ 1,126 |  | $ 935
Accrued severance | 22 |  | 89
Accrued Professional Fees, Current | 507 |  | 345
Accrued Franchise Tax | 49 |  | 77
Accrued Other | 48 |  | 22
Total accrued expenses | $ 1,752 | $ 1,468 | $ 1,468

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- Definition Accrued franchise tax. + References No definition available. + Details
Name: | calc_AccruedFranchiseTax
Namespace Prefix: | calc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Accrued other. + References No definition available. + Details
Name: | calc_AccruedOther
Namespace Prefix: | calc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Accrued Payroll and Other Employee Benefits + References No definition available. + Details
Name: | calc_AccruedPayrollAndOtherEmployeeBenefits
Namespace Prefix: | calc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Accrued severance expense. + References No definition available. + Details
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Namespace Prefix: | calc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.20) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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- Definition Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.20) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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