Earnings Per Common Share - Additional Information (Detail) shares in Millions	6 Months Ended
Nov. 30, 2023 shares
Earnings Per Share [Abstract]
Number of shares used to calculate earnings (loss) per common share	49.3

Number of common shares distributed to common stockholders.

No definition available.

Name:	ws_NumberOfCommonSharesDistributedToCommonStockholders
Namespace Prefix:	ws_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration