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STOCKHOLDERS' EQUITY: Share Repurchase Program (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified |
1 Months Ended | 3 Months Ended | 6 Months Ended | 24 Months Ended | |||||
|---|---|---|---|---|---|---|---|---|---|
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Jun. 30, 2011
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May 31, 2013
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May 31, 2013
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May 31, 2012
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May 31, 2013
Noncontrolling Interest [Member]
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May 31, 2012
Noncontrolling Interest [Member]
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May 31, 2013
Parent [Member]
|
May 31, 2012
Parent [Member]
|
May 31, 2013
Treasury Stock [Member]
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| Equity, Class of Treasury Stock [Line Items] | |||||||||
| Share repurchase program, period in force (in years) | 3 years | ||||||||
| Share repurchase program, authorized amount | $ 65,000 | ||||||||
| Share repurchase program, number of shares purchased | 52 | 55 | 361 | ||||||
| Treasury Stock Acquired, Average Cost Per Share | $ 34.40 | $ 34.28 | |||||||
| Treasury Stock, Value, Acquired, Cost Method | $ 1,882 | $ 0 | $ 0 | $ 0 | $ 1,882 | $ 0 | $ 11,340 | ||