Hunter Sailing Company exchanged an old sailboat for a new one. The old sailboat had a cost of $100,000 and accumulated depreciation of $20,000. The new sailboat had an invoice price of $121,000. Hunter received a trade in allowance of $84,000 on the old sailboat, which meant the company paid $37,000 in addition to the old sailboat to acquire the new sailboat. If this transaction has commercial substance, what amount of gain or loss should be recorded on this exchange?