What does scout lern from the idlers club about her father as a defense lawyer?

Scout learns that her father, Atticus Finch, is respected for his fairness and integrity as a defense lawyer. The members of the idlers' club acknowledge Atticus' courage in defending Tom Robinson, a black man accused of assaulting a white woman, even though it goes against societal norms in Maycomb. This encounter reinforces Scout's understanding of her father's strong moral character and his commitment to justice.