XML 158 R141.htm IDEA: XBRL DOCUMENT v3.6.0.2
Employee Compensation and Benefit Plans - Schedule of Equity-based Compensation Expense Related to Stock Options and Stock Awards and Related Excess Tax Benefit (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Equity-based compensation expense:      
Awards $ 5,181 $ 7,291 $ 10,729
Excess tax benefit related to share-based awards 686 6,824 6,374
Stock Options [Member]      
Equity-based compensation expense:      
Awards 1,644 3,978 9,983
Stock Awards [Member]      
Equity-based compensation expense:      
Awards $ 3,537 $ 3,313 $ 746