In 2020 the annual impairment test resulted in non-cash impairment charges of $61.0 million for goodwill associated with our Jefferson Wells reporting unit and $163.1 million in for goodwill ($140.8) and trade name impairment ($22.3) associated with our Right Management reporting unit. Why is fair value accounting so important to companies such as Manpower Inc. that have substantial investments in goodwill recorded on their balance sheets (4 points)?