Consolidated Balance Sheets (Parenthetical) (USD $)	Jun. 30, 2011	Dec. 31, 2010	Jun. 30, 2010
Consolidated Balance Sheets
Preferred Stock, par value	$ 1	$ 1	$ 1
Preferred Stock, shares authorized	2,500,000	2,500,000	2,500,000
Preferred Stock, issued	0	0	0
Preferred Stock, outstanding	0	0	0
Common stock, par value	$ 1	$ 1	$ 1
Common stock, shares authorized	10,000,000	10,000,000	10,000,000
Common stock, shares issued	6,433,438	6,427,237	6,386,925
Common stock, shares outstanding	6,433,438	6,427,237	6,386,925