Share-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2015

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,
	2015			2014		2015		2014
Equity-classified awards:
Stock option awards	$	387		$	329	$	780	$	790
Common, deferred and restricted stock and stock unit awards	729			497		1,326		861
	1,116			826		2,106		1,651
Liability-classified awards	(214		)	1,047		165		6,992
	$	902		$	1,873	$	2,271	$	8,643