Common Equity Units Received in Transaction

No definition available.

Name:	sor_CommonEquityUnitsReceivedInTransaction
Namespace Prefix:	sor_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ 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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 825
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 323
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+ Details

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

- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

No definition available.

+ Details

Name:	us-gaap_SharePrice
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Equity impact of the value of stock bought back by the entity at the exercise price or redemption price.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-SubTopic 10
-Topic 505
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-2

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The number of units or percentage investment held in the subsidiary by the limited liability company or limited partnership.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Details

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Namespace Prefix:
Data Type:	na
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Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=sor_BPTHoldingsLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_OwnershipAxis=sor_PORTOPMember
Namespace Prefix:
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Balance Type:
Period Type:

RELATED PARTY TRANSACTIONS - PORT OP LP Share Redemption (Details) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
	Jun. 24, 2022	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Schedule of Equity Method Investments [Line Items]
Redemptions of common stock		$ 2,882	$ 6,425	$ 6,016
Subsidiaries \| BPT Holdings, LLC
Schedule of Equity Method Investments [Line Items]
Common equity units received in transaction	510,816
Share price (in dollars per share)	$ 13.09
Redemptions of common stock	$ 6,700
Subsidiaries \| BPT Holdings, LLC \| PORT OP
Schedule of Equity Method Investments [Line Items]
Ownership interest	3.20%
Noncontrolling interest, ownership percentage by parent	100.00%