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Subsequent Event - Acquisition	3 Months Ended
	Jul. 31, 2012
Subsequent Event - Acquisition	9. Subsequent Event — Acquisition On September 1, 2012, the Company acquired all outstanding membership interests of Global Novations, LLC, a leading provider of diversity & inclusion and leadership development solutions, for $35 million in cash, with an additional amount of $5 million dependent on future performance of Global Novations, LLC, subsequent to the acquisition date. Global Novations, LLC will be reported in our Leadership & Talent Consulting segment. Global Novations, LLC has more than 150 offerings designed to develop leaders, enable high-performing cultures and deliver business outcomes for its clients. Key diversity and inclusion and leadership offerings include consulting, training and education and e-learning. Global Novations, LLC has more than 30 years of experience and has served clients in more than 40 countries, including more than half of the Fortune 100.

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The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

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