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Statements of Financial Position (Parentheticals) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
CONSOLIDATED BALANCE SHEETS    
Allowance for doubtful accounts $ 320 $ 328
Preferred Stock Par value $ 0.01 $ 0.01
Preferred Stock - Shares Authorized 5,000,000 5,000,000
Common stock par value $ 0.01 $ 0.01
Common Stock- Shares Authorized 80,000,000 80,000,000
Common Stock- Shares Issued 41,661,261 40,308,763
Common Stock- Shares Outstanding 33,915,754 32,563,256
Treasury Stock common shares 7,745,507 7,745,507