XML 44 R26.htm IDEA: XBRL DOCUMENT v2.4.1.9
Fair Value of Financial Assets and Liabilities (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Marketable securities - mutual funds $ 2,861us-gaap_MarketableSecurities $ 3,500us-gaap_MarketableSecurities
Fair Value, Inputs, Level 1 [Member]    
Marketable securities - mutual funds 2,861us-gaap_MarketableSecurities
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member		 3,500us-gaap_MarketableSecurities
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
Fair Value, Inputs, Level 2 [Member]    
Marketable securities - mutual funds      
Fair Value, Inputs, Level 3 [Member]    
Marketable securities - mutual funds