XML 68 R59.htm IDEA: XBRL DOCUMENT v2.4.0.8
Restricted Stock Unit Activity (Detail) (Restricted Stock Units (RSUs), USD $)
In Thousands, except Per Share data, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Restricted Stock Units (RSUs)
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Outstanding, December 31, 2012, Shares 875
Restricted Stock Units granted, Shares 241
Restricted Stock Units released, Shares (136)
Restricted Stock Unit forfeited, Shares   
Outstanding, December 31, 2013, Shares 980
Outstanding, December 31, 2012, Weighted-Average Grant-Date Fair Value $ 38.18
Granted, Weighted-Average Grant-Date Fair Value $ 34.61
Restricted Stock Units released, Weighted-Average Grant-Date Fair Value $ 37.40
Restricted Stock Units forfeited, Weighted-Average Grant-Date Fair Value   
Outstanding, December 31, 2013, Weighted-Average Grant-Date Fair Value $ 37.54
Restricted Stock Units granted, Intrinsic Value   
Restricted Stock Units released, Intrinsic Value   
Restricted Stock Units forfeited, Intrinsic Value   
Restricted Stock Units outstanding, December 31, 2013, Intrinsic Value $ 40,315