Stock Awards (Tables)

12 Months Ended

Dec. 31, 2017

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

Restricted Equity Awards Activity

The following summarizes restricted equity award activity in 2017 and 2016 (which includes awards granted in 2017, 2016, 2015, and any applicable prior years), respectively:

For the Year Ended December 31, 2017:

	Vesting Based on Service					Vesting Based on Market/Performance Conditions
	Shares			Weighted Average Value at Award Date		Shares			Weighted Average Value at Award Date
Nonvested awards at beginning of the year		347,128		$	13.35		1,811,675		$	6.78
Awarded		249,841		$	12.40		1,741,003		$	8.21
Vested		(304,613	)	$	12.86		(491,071	)	$	6.84
Forfeited		(16,076	)	$	12.75		(384,852	)	$	5.65
Nonvested awards at end of year		276,280		$	12.68		2,676,755		$	7.86

For the Year Ended December 31, 2016:

	Vesting Based on Service					Vesting Based on Market/Performance Conditions
	Shares			Weighted Average Value at Award Date		Shares			Weighted Average Value at Award Date
Nonvested awards at beginning of the year		509,634		$	13.25		2,331,152		$	6.38
Awarded		254,574		$	13.07		799,804		$	7.30
Vested		(349,356	)	$	13.07		(671,983	)	$	6.50
Forfeited		(67,724	)	$	13.06		(647,298	)	$	6.28
Nonvested awards at end of year		347,128		$	13.35		1,811,675		$	6.78