A person is guilty of theft if he:
1. Knowingly takes or exercises unauthorized control over, or makes an unauthorized transfer of an interest in, the property of another with intent to deprive the owner thereof;
2. Knowingly obtains the property of another by deception or by threat with intent to deprive the owner thereof, or intentionally deprives another of his property by deception or by threat; or 3. Knowingly receives, retains, or disposes of property of another which has been stolen, with intent to deprive the owner thereof.