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STOCK REPURCHASES
6 Months Ended
Jun. 30, 2011
STOCK REPURCHASES [Abstract]  
STOCK REPURCHASES [Text Block]
14.    STOCK REPURCHASES

In April 2007, the Company initiated a stock repurchase program that ultimately authorized the repurchase of up to $200 million of the Company's common stock through transactions on the open market, in block trades or otherwise. At June 30, 2011, $80.3 million remained available for future stock repurchases under the program. The stock repurchase program is funded through working capital and has no expiration date. No shares of common stock have been repurchased under this program since March 2008.

During the six months ended June 30, 2011, the Company acquired upon surrender 4,590 shares of restricted stock from an employee to pay the minimum required withholding taxes upon the vesting of restricted stock.

At June 30, 2011 and December 31, 2010, treasury shares held by the Company totaled 3,857,669 shares and 4,163,765 shares, respectively.