XML 30 R28.htm IDEA: XBRL DOCUMENT

Stock-based Compensation (Tables)

6 Months Ended

Jun. 30, 2014

Supplemental Employee Incentive Plan IV

Stock-Based Compensation arrangements

Schedule of Value per Share and Assumptions Used

		June 30,
		2014
Stock price volatility		36.0%
Risk free rate of return		1.0%
Annual salary increase rate		4.0%
Annual turnover rate		4.6%

TSR Performance Share Awards

Stock-Based Compensation arrangements

Schedule of Value per Share and Assumptions Used

		Grant Date			June 30, 2014
Fair value per performance share award		$	32.04		$5.94 - $21.77
Assumptions:
Stock price volatility		41.3%			29.7% - 102.7%
Risk free rate of return		0.7%			0.1% - 0.7%
Expected dividend yield		0.2%			0.2%