XML 38 R27.htm IDEA: XBRL DOCUMENT v3.19.1
Stock-Based Compensation (Tables)
 3 Months Ended
Mar. 31, 2019
Stock-Based Compensation [Abstract]  
Disclosure of restricted stock award activity The following tables summarize our restricted stock award activity for the three months ended March 31, 2019 and 2018.

 
Three Months Ended March 31, 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
12.5

 
20.04

Vested
(18.5
)
 
21.09

Forfeited
(0.5
)
 
17.11

Outstanding (unvested) at end of period
20.0

 
$
20.82



 
Three Months Ended March 31, 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
—

 
—

Vested
(13.5
)
 
24.86

Forfeited
—

 
—

Outstanding (unvested) at end of period
40.2

 
$
20.79