Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $) In Thousands, except Share data	Jun. 30, 2011	Dec. 31, 2010
Common Stock, Par Value Per Share	$ 1.000	$ 1.000
Common Stock, Shares Authorized	5,500,000	5,500,000
Common Stock, Shares Issued	2,826,424	2,826,424
Allowance For Doubtful Accounts Receivable	$ 1,736	$ 1,326
Treasury Stock, Shares	383,596	383,596