XML 86 R58.htm IDEA: XBRL DOCUMENT

Stock-Based Compensation - Number and Weighted Average Grant Date Fair Value of Equity Awards Granted (Details) (Restricted Stock Units (RSUs) [Member], USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Restricted Stock Units (RSUs) [Member]
Number of shares granted	166	154	427	291
Weighted average grant date fair value	$ 21.49	$ 17.55	$ 18.67	$ 17.62

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References+ Details