Share-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2014

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

Summary of Share-Based Compensation Expense

The following table summarizes our share-based compensation expense recognized for the periods presented:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2014		2013		2014		2013
Equity-classified awards:
Stock option awards	$	329	$	1,114	$	790	$	1,906
Common, deferred and restricted stock and stock unit awards	497		1,572		861		1,865
	826		2,686		1,651		3,771
Liability-classified awards	1,047		435		6,992		449
	$	1,873	$	3,121	$	8,643	$	4,220