Common Equity (Tables)

6 Months Ended

Jun. 30, 2016

Stockholders' Equity Note [Abstract]

Schedule of stock-based compensation awards granted

During the six months endedJune 30, 2016, the Compensation Committee of our Board of Directors awarded the following stock-based compensation awards to our directors, officers, and certain other key employees:

Award Type	Number of Awards
Stock options (1)	794,764
Restricted shares (2)	146,941
Performance units	297,397

⁽¹⁾  Stock options awarded had a weighted-average exercise price of $52.15 and a weighted-average grant date fair value of $5.14 per option.

⁽²⁾  Restricted shares awarded had a weighted-average grant date fair value of $53.69 per share.