SHAREHOLDERS' INTEREST SHAREHOLDERS' INTEREST - Reconciliation of Our Common Share Activity (Details) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
Sep. 30, 2010	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Class of Stock [Line Items]
Outstanding at beginning of year		535,976	211,359	211,289
Stock options exercised		2,199	133	1
Issued for restricted stock units		540	165	135
Issued as part of Special Dividend	324,000	0	324,319	0
Repurchased		(2,290)	0	(66)
Outstanding at end of year		536,425	535,976	211,359

Total number of shares of common stock held by shareholders. May be all or portion of the number of common shares authorized. These shares represent the ownership interest of the common shareholders. Shares outstanding equals shares issued minus shares held in treasury and other adjustments, if any.

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Number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of any shares forfeited. Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.

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- Definition

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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