There are four (4) kinds of pleas to an indictment. A plea of:
1. Guilty.2. Not guilty.3. A former judgment of conviction or acquittal of the offense charged, which may be pleaded either with or without the plea of not guilty.4. Once in jeopardy.
Idaho Code § 19-1712
[(19-1712) Cr. Prac. 1864, sec. 294, p. 248; R.S., R.C., & C.L., sec. 7755; C.S., sec. 8879; I.C.A., sec. 19-1612.]