text: be cash equivalents. Cash and cash equivalents are carried at cost, which approximates fair value. 
  
  Marketable Securities 
  
  The primary marketable security investments of the Company include money market and mutual funds held in a rabbi trust for a 
  non-qualified compensation plan. These are included in other assets in the consolidated balance sheets, are classified as trading 
  securities, and reported at fair value based on quoted market prices. Unrealized gains and losses are recorded in other expense 
  (income), net in the statements of consolidated income and reflect changes in the fair value of the investments during the period. 
  
  Concentration of Credit Risk 
  
  The Company has a broad customer base representing many diverse industries primarily across North America. As such, the 
  Company does not believe that a significant concentration of credit risk exists in its accounts receivable. 