Note 6 - Intangible Assets (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended	3 Months Ended	11 Months Ended
May 31, 2013	Aug. 31, 2012 Successor [Member]	May 08, 2012 Predecessor [Member]
Amortization of Intangible Assets	$ 1.6	$ 12.4	$ 0.9

- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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