Used to specify the exchange rate search method:
- If the field is set to 'YES', the exchange rate is deduced from theexchange rate type of the original document,
- If the field is set to 'NO', the exchange rate is searched according to a single exchange rate type. This makes it possible to manage a ledger in a currency different from the original ledger. For instance, for a social ledger in EUR currency, the exchange rate type of origin is used. For the US GAAP reporting ledger in USD currency, the "Reporting" exchange rate type is used.