Greenlight Capital hedge fund manager David Einhorn's remarkably detailed (and amusingly titled) full 110-page report stating his short case on the Coffee company at the link below.
GAAP-uchino
Speaking of coffee, Starbucks CEO Howard Schultz's recent book, "Onward" is an excellent look at how the coffee retailer has approached business over the last few years.
A Look at Green Mountain's Production Process: