Stock Incentive Plans (Tables)

9 Months Ended

Sep. 30, 2016

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

Summary of Activity for Restricted Stock Units, Long-Term Incentive Awards and Non-Employee Director Stock Compensation

The following table summarizes the restricted stock unit, long-term incentive award and non-employee director stock compensation activity for the nine-month period ended September 30, 2016:

	Number of Shares			Weighted Average Grant Date Fair Value
Nonvested at December 31, 2015		1,186		$	1.83
Granted		883			1.75
Vested		(652	)		1.82
Canceled or expired		—			—
Nonvested at September 30, 2016		1,417		$	1.79

Summary of Activity for Performance Share Units

The following table summarizes the performance share unit activity for the nine-month period ended September 30, 2016:

	Number of Shares			Weighted Average Grant Date Fair Value
Nonvested at December 31, 2015		984		$	1.78
Granted		803			1.74
Vested		(432	)		1.76
Canceled or expired		(19	)		1.86
Nonvested at September 30, 2016		1,336		$	1.77

Share-Based Compensation

The following table provides selected information about the Company’s share-based compensation as of and for the three and nine-month periods ended September 30, 2016 and 2015:

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2016		2015		2016			2015
Total compensation cost for share-based payments	$	700	$	619	$	2,147		$	1,898
Weighted average grant-date fair value of equity instruments granted (per share)	$	1.72	$	2.21	$	1.74		$	1.92
Total grant date fair value of shares vested during the period	$	70	$	70	$	1,954		$	2,540
Expected annual forfeiture rate						9	%		9	%
At September 30:
Unamortized share-based payments					$	2,092		$	2,585
Weighted average period (in years) to be recognized as expense						1.4			1.5