Consolidated Balance Sheets (Parenthetical) (USD $)	Jun. 30, 2013	Dec. 31, 2012
Consolidated Balance Sheets
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares Authorized	20,000,000	20,000,000
Common stock, issued shares	11,115,779	11,115,779
Common Stock, Shares, Outstanding	10,180,423	10,149,398
Treasury stock shares - at cost, Common Stock	935,356	966,381