On Thursday after market close, the jeans retailer succeeded to narrowly beat Wall Street estimates. But Levi Strauss & Co (NYSE:LEVI) slashed its full year guidance as it reported a harsh drop in wholesale revenues and weakened U.S. sales which represent its largest market. When Bergh first joined the blue jeans company more than a decade ago, wholesale customers such as Macy's Inc (NYSE:M) and Kohl's Corporation (NYSE:KSS) made up more than 40% of Levi's total business, but these days, their contribution comes down to less than 30%. However, focusing on direct-to-consumer channels...