Dividend Program - Narrative (Detail) $ / shares in Units, $ in Thousands	9 Months Ended
Jan. 30, 2022 USD ($) $ / shares
Dividends [Line Items]
Cash dividends paid \| $	$ 4,104
Quarterly Dividend [Member]
Dividends [Line Items]
Cash dividends paid \| $	$ 4,100
Minimum [Member] \| Quarterly Dividend [Member]
Dividends [Line Items]
Cash dividend payment, per share \| $ / shares	$ 0.11
Maximum [Member] \| Quarterly Dividend [Member]
Dividends [Line Items]
Cash dividend payment, per share \| $ / shares	$ 0.115

Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585

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