Select Govern->Ledger->City List
Left click on any city in the ledger.
Left click the Details button. Nada.
Let's try that again. Left click the Details button. Nada.
Let's try that once more. Left click the Details button. Nada.
I give up. Left click the Done button.
3 instances of the City Details screen will popup in succession. Click the Done button on each to cycle through them.