During 2021 Belair Company was encountering financial difficulties and seemed likely to default on a $600,000, 10%, four-year note dated January 1, 2019, payable to Second Bank. Interest was last paid on December 31, 2020. On December 31, 2021, Second Bank accepted $500,000 in settlement of the note. Ignoring income taxes, what amount should Belair report as a gain from the debt restructuring in its 2021 income statement?