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Reorganization - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended			12 Months Ended	3 Months Ended
	Mar. 31, 2014	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2013 Employee	Jun. 30, 2014 Forecast [Member]
Restructuring Cost and Reserve [Line Items]
Severance and related costs	$ 0.8	$ 0.3	$ 1.6	$ 1.9	$ 1.1
Percentage of workforce reduction	1.00%			2.50%
Number of additional employees terminated related to sales reorganization and other cost reduction initiatives				31

Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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