Aérolia, a lessor of regional aircraft under operating leases, provides all the figures required of lessors. However, most of its fleet consists of a single model whose resale value at the end of the leases is highly uncertain, and Aérolia hedges this risk through residual value guarantees negotiated case by case. The finance director considers that the standard's list of disclosures is exhaustive and that nothing needs to be added. Which position do you defend?