The document is the 2014-15 student calendar for the Napa Valley Unified School District. It lists the dates for the school year, including the first and last day of school, holidays, breaks, early release days, minimum days, and professional development days. It shows that the school year spans from August 11, 2014 to June 5, 2015 and includes 180 student contact days and 2.5 professional development days for teachers. Key dates include the first day of school on August 13, 2014, winter break from December 15 to January 2, Thanksgiving break from November 24-28, and spring break from March 30 to April 3.