Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2016

Stock-Based Compensation [Abstract]

Disclosure of restricted stock award activity

The following tables summarizes our restricted stock award activity for the three and six months ended June 30, 2016 and 2015.

	Three Months Ended June 30, 2016
	Number of Shares of Restricted Stock Awards (in thousands)		Weighted Average Grant Date Fair Value
Unvested at beginning of period	89.0		$	17.68
Granted	41.0		17.11
Vested	(63.2	)	14.27
Forfeited	—		—
Outstanding (unvested) at end of period	66.8		$	20.55

	Six Months Ended June 30, 2016
	Number of Shares of Restricted Stock Awards (in thousands)		Weighted Average Grant Date Fair Value
Unvested at beginning of period	102.4		$	18.36
Granted	74.0		17.27
Vested	(109.6	)	16.06
Forfeited	—		—
Outstanding (unvested) at end of period	66.8		$	20.55

	Three Months Ended June 30, 2015
	Number of Shares of Restricted Stock Awards (in thousands)		Weighted Average Grant Date Fair Value
Unvested at beginning of period	175.1		$	16.49
Granted	2.2		21.19
Vested	(72.7	)	14.30
Forfeited	—		—
Outstanding (unvested) at end of period	104.6		$	18.04

	Six Months Ended June 30, 2015
	Number of Shares of Restricted Stock Awards (in thousands)		Weighted Average Grant Date Fair Value
Unvested at beginning of period	183.1		$	16.78
Granted	4.2		24.06
Vested	(82.7	)	15.73
Forfeited	—		—
Outstanding (unvested) at end of period	104.6		$	18.04