Utilization of Components of the Accrued Exit Costs (Detail) (USD $) In Thousands	3 Months Ended
	Sep. 30, 2011
Restructuring Cost and Reserve [Line Items]
Exit Costs Beginning Balance	$ 4,567
Amount provided for the Three Months Ended	377
Amount Utilized for the Three Months Ended	(1,367)
Exit Costs Ending Balance	3,577
Employee Termination Benefits
Restructuring Cost and Reserve [Line Items]
Exit Costs Beginning Balance	4,567
Amount provided for the Three Months Ended	111
Amount Utilized for the Three Months Ended	(1,101)
Exit Costs Ending Balance	3,577
Other Restructuring
Restructuring Cost and Reserve [Line Items]
Amount provided for the Three Months Ended	266
Amount Utilized for the Three Months Ended	$ (266)