XML 33 R40.htm IDEA: XBRL DOCUMENT v2.4.0.8
Summarized Financial Information (Detail) (USD $)
In Millions, unless otherwise specified
6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Equity Method Investment Summarized Financial Information    
Revenue $ 32.7 $ 35.2
Operating Income 15.2 18.7
Net income $ 12.3 $ 15.9