text: June 30, 2012 or June 30, 2011. Unused lines under this facility, 
  44.2 at June 30, 2011. Accounts receivable increased 5.6% this 
  net of outstanding letters of credit, totaled $143.1 million and 
  year, compared to a 7.3% increase in sales in the twelve months 
  were available to fund future acquisitions or other capital and 
  ended June 30, 2012. We primarily attribute the increase in DSO 
  operating requirements. Borrowings under this agreement would 
  to higher sales to large contract accounts. 
  be at variable interest rates tied to either LIBOR, prime, or the 
  Less than 3% of our accounts receivable balances are more 
  bank’s cost of funds. 
  than 90 days past due. On an overall basis, our provision for 
  We also have an uncommitted long-term financing shelf facility 
  losses from uncollected receivables represents 0.16% of our sales 
  which expires in February 2013 and enables us to borrow up to 
  in the year ended June 30, 2012. Historically, this percentage is 
  $100.0 million with terms of up to fifteen years. We had no 