XML 19 R42.htm IDEA: XBRL DOCUMENT v2.4.0.6
Income Taxes (Narrative) (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Income Taxes [Abstract]    
Tax incentives $ 0.9 $ 2.6
Net impact of holiday tax incentives, per diluted share $ 0.02 $ 0.04
Penalty on unrecognized tax 1.6  
Interest on unrecognized tax 1.6  
Unrecognized tax reserve $ 21.4  
Income tax reconciliation tax holidays expiration date 2015