Leawood-based Euronet Worldwide Inc. completed the acquisition of Dolphin Debit Access LLC, enabling the company to expand into the U.S. ATM outsourcing market. Dolphin Debit, based in Spring, Texas, has a network of more than 1,900 ATMs nationwide, providing service for about 300 banks and credit unions. Euronet (Nasdaq: EEFT) has an outsourcing network of 26,000 ATMs worldwide, but it hasn't had U.S. operations until now. The ATM outsourcing service is particularly attractive to financial institutions...