The ideological and political education in university courses is an important lever for deeply implementing Xi Jinping's thought on socialism with Chinese characteristics in the new era and the fundamental task of cultivating morality and talent. The concept of "Three-Wide Education" provides new ideas for the construction of ideological and political courses in accounting majors in universities. The "Three-Wide Education" refers to the comprehensive education of all personnel, the whole process of education, and the comprehensive education of people. Based on this, it examines the ideological and political education of university courses, emphasizing the diversification of educational subjects, the continuity of educational periods, and the comprehensiveness and particularity of educational content. This article mainly studies the ideological and political construction path of accounting courses in universities under the concept of "Three-Wide Education", achieving the deep integration of ideological and political elements and accounting professional knowledge, thereby achieving the teaching of professional knowledge and the shaping of students' ideological consciousness.