XML 44 R32.htm IDEA: XBRL DOCUMENT v3.23.3

Organization and Nature of Business (Detail) $ in Thousands, T in Millions		3 Months Ended	9 Months Ended
	Mar. 04, 2022 USD ($) T	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) T	Sep. 30, 2022 USD ($)	Sep. 30, 2020 mine
Business Acquisition [Line Items]
Processing capacity			5.5
Acquisition of Blair facility | $		$ 6,547	$ 0	$ 6,547
Number Of Mines And Related Facilities Acquired | mine					2
Blair
Business Acquisition [Line Items]
Acquisition of Blair facility | $	$ 6,450
Asset Acquisition, Annual Processing Capacity Once Operational	2.9
Utica | BNSF [Member]
Business Acquisition [Line Items]
Processing capacity			1.6

X

- Definition

Asset Acquisition, Annual Processing Capacity Once Operational

+ References

No definition available.

+ Details

Name:	snd_AssetAcquisitionAnnualProcessingCapacityOnceOperational
Namespace Prefix:	snd_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Current annual processing capacity.

+ References

No definition available.

+ Details

Name:	snd_CurrentAnnualProcessingCapacity
Namespace Prefix:	snd_
Data Type:	dtr-types1:massItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Number Of Mines And Related Facilities Acquired

+ References

No definition available.

+ Details

Name:	snd_NumberOfMinesAndRelatedFacilitiesAcquired
Namespace Prefix:	snd_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Amount of consideration transferred in asset acquisition. Includes, but is not limited to, cash, liability incurred by acquirer, and equity interest issued by acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 55
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479908/805-50-55-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 25
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480060/805-50-25-1

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 30
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480027/805-50-30-1

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 30
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480027/805-50-30-2

+ Details

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

X

- 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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479907/805-20-50-5

+ Details

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

X

- Details

Name:	us-gaap_AssetAcquisitionAxis=snd_BlairMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=snd_UticaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DistributionsMadeToMemberOrLimitedPartnerByDistributionTypeAxis=snd_BNSFMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: