Acquisitions (Detail) (UK Elite Soccer, Inc., Provider of Soccer Clinics, USD $) In Millions, unless otherwise specified	1 Months Ended
Feb. 28, 2014
Consideration transferred, net	$ 0.5
Customer relationships
Intangible assets	$ 0.5

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

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