XML 29 R38.htm IDEA: XBRL DOCUMENT v2.4.0.8
Compensation Expense for Restricted Stock Recognized in Condensed Consolidated Statements of Income (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]        
Impact on income before income taxes $ (3,137) $ (3,137) $ (6,774) $ (5,731)
Income tax benefit 1,219 1,219 2,631 2,228
Impact on net income $ (1,918) $ (1,918) $ (4,143) $ (3,503)