Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2019

Stock-Based Compensation [Abstract]

Disclosure of restricted stock award activity

The following tables summarize our restricted stock award activity for the three and nine months ended September 30, 2019 and 2018.

	Three Months Ended September 30, 2019
	Number of Shares of Restricted Stock Awards (in thousands)		Weighted Average Grant Date Fair Value
Unvested at beginning of period	58.5		$	19.83
Granted	5.0		20.38
Vested	(15.2	)	18.60
Forfeited	—		—
Outstanding (unvested) at end of period	48.3		$	20.28

	Three Months Ended September 30, 2018
	Number of Shares of Restricted Stock Awards (in thousands)		Weighted Average Grant Date Fair Value
Unvested at beginning of period	35.0		$	20.29
Granted	—		—
Vested	(8.5	)	17.11
Forfeited	—		—
Outstanding (unvested) at end of period	26.5		$	21.31

	Nine Months Ended September 30, 2019
	Number of Shares of Restricted Stock Awards (in thousands)		Weighted Average Grant Date Fair Value
Unvested at beginning of period	26.5		$	21.31
Granted	92.5		19.47
Vested	(70.2	)	19.63
Forfeited	(0.5	)	17.11
Outstanding (unvested) at end of period	48.3		$	20.28

	Nine Months Ended September 30, 2018
	Number of Shares of Restricted Stock Awards (in thousands)		Weighted Average Grant Date Fair Value
Unvested at beginning of period	53.7		$	21.82
Granted	5.0		19.03
Vested	(30.7	)	22.03
Forfeited	(1.5	)	17.11
Outstanding (unvested) at end of period	26.5		$	21.31