XML 46 R38.htm IDEA: XBRL DOCUMENT v3.24.1.u1

Fair Value Measurements and Fair Value of Instruments - Schedule of Earnout Payment of Measurement (Details)	Mar. 31, 2024	Dec. 31, 2023
Discount Rate
Fair Value Disclosures [Line Items]
Earnout payment	0.109	0.105
Volatility
Fair Value Disclosures [Line Items]
Earnout payment	0.40	0.42

X

- Definition

Fair Value Disclosures [Line Items]

+ References

No definition available.

+ Details

Name:	smrt_FairValueDisclosuresLineItems
Namespace Prefix:	smrt_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Value of input used to measure alternative investment.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

+ Details

Name:	us-gaap_AlternativeInvestmentMeasurementInput
Namespace Prefix:	us-gaap_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputDiscountRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputPriceVolatilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: