FORT SMITH, Arkansas (Reuters) - Tom Coughlin, the former Wal-Mart Stores Inc. (WMT) vice chairman who admitted to stealing thousands of dollars from the company, was sentenced on Friday to 27 months of home confinement. Coughlin, who joined Wal-Mart in 1978 and worked closely with legendary founder Sam Walton, had faced up to 28 years in prison and $1.35 million in fines after he pleaded guilty in January to wire fraud and tax evasion. Wal-Mart had accused Coughlin of misappropriating as much as $500,000 through misuse of gift cards and bogus invoices, and said he used the money to buy...