XML 38 R6.htm IDEA: XBRL DOCUMENT
v3.22.1

Statements of Changes in Shareholders' Deficit (FY) (Parentheticals) | 12 Months Ended
--- | ---
Dec. 31, 2021 shares
Initial Public Offering |
Sale of units | 34,500,000
Private Placement Warrants |
Sale of units | 5,933,333

X
- Definition Sale of units. + References No definition available. + Details
Name: | wald_SaleOfUnits
Namespace Prefix: | wald_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=us-gaap_IPOMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=us-gaap_PrivatePlacementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |