XML 55 R41.htm IDEA: XBRL DOCUMENT v3.7.0.1
Other Long-term Liabilities (Details) - Paint and Coatings - USD ($)
Jul. 30, 2008
Dec. 31, 2016
Dec. 31, 2015
Other Long-term Liabilities      
Long-term purchase commitment, amount $ 4,800,000    
Cash received from supplier as discount toward future purchases 300,000    
Liability related to deferred discount $ 300,000 $ 115,000 $ 129,000