XML 70 R51.htm IDEA: XBRL DOCUMENT v2.4.0.8
Restructuring - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
1 Months Ended 3 Months Ended
Jul. 31, 2013
Jun. 30, 2014
Jun. 30, 2013
Restructuring Cost And Reserve [Line Items]      
Reduction in global workforce, percentage 7.00%    
Severance and other costs   $ 1.2  
Restructuring and impairment charges     $ 0.1