Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Per Share data
Sep. 30, 2011
Dec. 31, 2010
Accounts receivable, allowance for doubtful accounts (in dollars)$ 1,242$ 742
Convertible preferred stock, par value$ 1,000.00$ 1,000.00
Convertible preferred stock, authorized shares500500
Convertible preferred stock, issued shares00
Convertible preferred stock, outstanding shares00
Common stock, par value$ 100.00$ 100.00
Common stock, shares authorized80,00080,000
Common stock, shares issued14,85514,855
Common stock, shares outstanding13,83113,659
Treasury Stock, shares1,0241,196