Explain the principles and procedures for accounting for employee benefits under IAS $19$ or ASC $715.$ Discuss the recognition and measurement of defined benefit plans, defined contribution plans, and other post$-$employment benefits.

Employee benefits accounting involves recognizing and measuring various types of compensation provided to employees. Describe the principles for accounting under IAS $19$ or ASC $715,$ including the recognition of defined benefit plans $($e$.$g$.,$ pensions$)$ based on actuarial valuations and the recognition of defined contribution plans $($e$.$g$.,$ retirement savings$)$ based on contributions made. Explain the accounting treatment for other post$-$employment benefits, such as health care benefits, and how these obligations are measured and reported on financial statements.