XML 14 R3.htm IDEA: XBRL DOCUMENT v3.4.0.3
Condensed Consolidated Balance Sheets - Unaudited (Parenthetical) - $ / shares
Mar. 31, 2016
Dec. 31, 2015
Statement of Financial Position [Abstract]    
Common stock, par value $ 0.10 $ 0.10
Common stock, shares authorized 4,000,000 4,000,000
Common stock, shares issued 3,836,397 3,836,397
Treasury stock, shares 1,541,844 1,522,253