Some of the most reliable tenants-rights information is available through Idaho Legal Aid Services. Although you may not be income-qualified for their services, in the past they have had excellent written materials. Inquire at their Boise office. Secondly, a "lease" needs to be in writing. Without the written agreement you are really on a month to month tenancy. As a practical matter, moving may be your most cost-effective and expeditious solution.
Best wishes for an outcome you can accept, and please remember to designate a best answer.
This answer is offered as a public service for general information only and may not be relied upon as legal advice.