Idaho Code § 18-4108: Special verdict.

The jury, or the court if a jury trial is waived, shall render a general verdict, and must also render a special verdict as to whether the matter named in the charge is obscene. The special verdict or findings on the issue of obscenity may be: "We find the …. (title or description of matter or live conduct) to be obscene," or "We find the …. (title or description of matter or live conduct) not to be obscene." A special verdict shall not be admissible as evidence in any other proceeding, nor shall it be res judicata of any question in any other proceeding.