Commitment and contingencies.

No definition available.

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- Definition

Number of beneficial ownership subsidiaries from business acquisition.

+ References

No definition available.

+ Details

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Namespace Prefix:	osw_
Data Type:	xbrli:integerItemType
Balance Type:	na
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- Definition

Amount of loss contingency liability expected to be resolved after one year or beyond the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

+ Details

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

- Definition

The liability as of the balance sheet date representing required funding mandated by statute or regulatory authority that is related directly or indirectly to underwriting activities, including pools for self-insurance and excluding premium taxes and income taxes. The funds derived from the assessments generally enable a government guarantor to pay insurance claims in the event that the underwriting insurer is insolvent or otherwise unable to meet its payment obligations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 405
-SubTopic 30
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=6392405&loc=d3e24119-109301

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 405
-SubTopic 30
-Section 15
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=99384745&loc=d3e23169-109297

+ Details

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

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COMMITMENTS AND CONTINGENCIES - Additional Information (Details) $ in Millions	1 Months Ended
	Feb. 29, 2020 USD ($) Beneficialownershipsubsidiary	Jun. 30, 2022 USD ($)	Dec. 31, 2021 USD ($)
Commitment And Contingencies [Line Items]
Assessment amount	$ 1.9
Number of beneficial ownership subsidiaries from business acquisition \| Beneficialownershipsubsidiary	1
Accrued Expenses [Member]
Commitment And Contingencies [Line Items]
Accrual for disputing assessment		$ 1.2	$ 1.2