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Income Taxes (Schedule Of Reconciliation Of Unrecognized Tax Benefits) (Details) - USD ($)
$ in Thousands
12 Months Ended
Feb. 29, 2016
Feb. 28, 2015
Feb. 28, 2014
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]      
Balance at beginning of year $ 24,951 $ 26,330 $ 25,059
Increases for tax positions of prior years 125 1,549 1,523
Decreases for tax positions of prior years (853) (5,999) (4,658)
Increases based on tax positions related to the current year 5,256 5,467 5,960
Settlements (830) (612) (809)
Lapse of statute (1,878) (1,784) (745)
Balance at end of year $ 26,771 $ 24,951 $ 26,330