Vendors can check the ledger book of their store from here: Goto WCFM Vendor Store -> Ledger Book option.
They can see the type, details, date and amount of transaction from list of transactions as shown here:
Vendors can sort the transaction list based on the type and status of the transaction as shown below:
Additionally, vendors can see total earnings, withdrawal and refund at a glance on top of the ledger book as shown here: