Stock Based Compensation Stock Based Compensation (Notes)

3 Months Ended

Mar. 31, 2015

Stock Based Compensation [Abstract]

Disclosure of Compensation Related Costs, Share-based Payments [Text Block]

Stock-Based Compensation

The Company recorded a stock-based compensation benefit of $0.5 million in the first quarter of 2015 reflecting a decline in the price of the Company's common stock during the period. A $1.1 million expense was recorded in the first quarter of 2014 as the price of the Company's common stock increased during that period. A summary of stock based awards issued during the three months ended March 31, 2015 follows:

Stock Performance Rights ("SPRs")

The Company issued 380,000 SPRs to a key employee with an average exercise price of $28.40 per share that vest ratably on January 12, 2016, 2017 and 2018, and have a termination date of January 12, 2022. The Company also issued 29,373 SPRs to key employees with an exercise price of $25.16 per share that cliff vest on December 31, 2017 and have a termination date of December 31, 2022.

Market Stock Units ("MSUs")

The Company issued 30,633 MSUs to key employees with a vesting date of December 31, 2017. MSU's are exchangeable for the Company's common shares at the end of the vesting period. The number of shares of common stock that will be issued upon vesting, ranging from zero to 45,951, will be determined based upon the trailing thirty-day average closing price of the Company's common stock on December 31, 2017.

Stock Options

The Company issued 40,000 nonqualified stock options to a key employee with a weighted average exercise price of $28.40. The stock options vest ratably on January 12, 2016, 2017 and 2018, and have a term of 7 years.