Consolidated Balance Sheets (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Allowance For Bad Debt	$ 14,856	$ 14,120
Preferred stock - par value per share	$ 0.01	$ 0.01
Preferred stock - authorized shares	10,000,000	10,000,000
Common stock - par value per share	$ 0.01	$ 0.01
Common stock - authorized shares	125,000,000	125,000,000
Common stock - issued shares	44,786,011	44,786,011
Common stock - outstanding shares	29,487,075	30,410,006
Treasury shares	15,298,936	14,376,005