CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) (USD $) In Thousands, unless otherwise specified	6 Months Ended
Jun. 30, 2012	Jun. 30, 2011
CONSOLIDATED STATEMENTS OF EQUITY
Tax benefit on issuance of shares under employee stock purchase plan and option plans and stock-based compensation	$ 254	$ 57

- Definition

Tax benefit associated with any equity-based compensation plan other than an employee stock ownership plan (ESOP). The tax benefit results from the deduction by the entity on its tax return for an award of stock that exceeds the cumulative compensation cost for common stock or preferred stock recognized for financial reporting. Includes any resulting tax benefit that exceeds the previously recognized deferred tax asset (excess tax benefits).

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