Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Changes in Stockholders' Equity (Parenthetical)

v2.4.1.9
Consolidated Statements of Changes in Stockholders' Equity (Parenthetical) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Statement of Stockholders' Equity [Abstract]      
Stock-based compensation expense, excess tax benefits $ 918us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense $ 5,264us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense $ 260us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense