Annual report pursuant to Section 13 and 15(d)

Stock Repurchase Program (Narrative) (Details)

v2.4.0.8
Stock Repurchase Program (Narrative) (Details)
Sep. 30, 2014
Dec. 31, 2013
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2011
Jan. 17, 2007
Stock Repurchase Program [Abstract]            
Number of shares authorized to be repurchased   3,000,000       1,000,000
Total number of shares repurchased 2,183,454   2,014,454 1,958,829 1,914,829  
Maximum repurchases allowed under provision per calendar year 450,000          
Maximum repurchases allowed under provision annually per individual 50,000