Investments - Unrealized gains and losses (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
Sep. 30, 2026	Dec. 31, 2025
Investments
Unrealized Gains		$ 9
Unrealized Losses	$ (107)	$ (46)

Amount of unrealized gain on investment in marketable security.

No definition available.

Name:	weys_MarketableSecuritiesUnrealizedGain
Namespace Prefix:	weys_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration