Debt Instrument, Number Of Consecutive Monthly Payments Required

No definition available.

Name:	cmlf_DebtInstrumentNumberOfConsecutiveMonthlyPaymentsRequired
Namespace Prefix:	cmlf_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Debt Instrument, Periodic Payment, Principal And Interest

+ References

No definition available.

+ Details

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Namespace Prefix:	cmlf_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Letter Of Credit, Deposit Required, Percentage

+ References

No definition available.

+ Details

Name:	cmlf_LetterOfCreditDepositRequiredPercentage
Namespace Prefix:	cmlf_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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-Publisher FASB
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+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- 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
Period Type:	duration

- Definition

The cash outflow for the extinguishment of long-term borrowing, with the highest claim on the assets of the entity in case of bankruptcy or liquidation, before its maturity.

+ References

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-Publisher FASB
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-Topic 230
-SubTopic 10
-Section 45
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+ Details

Name:	us-gaap_EarlyRepaymentOfSeniorDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Section 50
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+ Details

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

- Definition

Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_DebtInstrumentAxis=cmlf_MasterLeaseAgreementMember
Namespace Prefix:
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Balance Type:
Period Type:

Long-Term Debt - 2020 Master Lease Agreement (Details) $ in Thousands	1 Months Ended	12 Months Ended
	Jul. 31, 2021 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($) payment	Dec. 31, 2019 USD ($)	Nov. 15, 2021
Debt Instrument [Line Items]
Proceeds from long-term debt		$ 0	$ 15,928	$ 0
Interest rate					4.00%
Outstanding loan balance		11,000
Repayment of long-term debt		8,741	0	$ 0
Master Lease Agreement
Debt Instrument [Line Items]
Proceeds from long-term debt		$ 3,600	$ 3,600
Number of consecutive required payments \| payment			60
Monthly required principal and interest payment			$ 100
Interest rate			3.54%
Letter of credit, deposit required, percent			105.00%
Outstanding loan balance			$ 3,600
Debt instrument interest	$ 200
Repayment of long-term debt	$ 3,300