Como dizer "Pôr os pingos nos is" em inglês

To cross the T's and dot the I's

“They will deploy many strategies in relation to making sure that obviously any investigation is done properly and respects the rights of the judicial process, and we’ll cross the T’s and dot the I’s to make sure that justice is done.” The Guardian

OBS.: Podemos usar individualmente "to cross the T's" e "To dot the I's" para se referir à frase do título ou a algo que esteja impecável.