Fair Value Measurements (Narrative) (Details)	3 Months Ended
Apr. 29, 2023
Minimum [Member]
Fair Value Measurements, Long-term Debt [Line Items]
Contractual terms of partnership interest range	6 years
Maximum [Member]
Fair Value Measurements, Long-term Debt [Line Items]
Contractual terms of partnership interest range	10 years

Remaining period of expected liquidation by investee of underlying asset of investment measured at net asset value per share or unit. In 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 6A
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=SL6742756-110258

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