parentheses with terminal punctuation
The period inside or outside the parentheses.
If the whole sentence stands inside the parentheses, put the period inside: (The appendix came later.) If the parentheses sit inside another sentence, put the period outside: She filed the brief (and the appendix).
Examples
Use He left at noon. (The truck was already gone.)
Use He left at noon (with the logs).
Avoid He left at noon (with the logs.)