You can contact Clearwater Tribune, www.clearwatertribune.com/
and ask if they have an obituary service.
If they don't, contact the Idaho Genealogical Society, 208-384-0542.
The University of Idaho doesn't have an obituary service but you can go to your local library and request an inter-library loan of the microfilm from the University of Idaho. The phone number for the UofI Library is 208-885-7951. Successful Searching!