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Note 20 - Share-Based Payments (Detail)	Jan. 31, 2012
Percent of Total Shares of Beneficial Interest and Limited Partnership Units	10.00%
Stock Option Expiration Term	10 years
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in Shares)	1,000,000

The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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