Annual report pursuant to Section 13 and 15(d)

Equity - Unvested Restricted Common Stock (Details)

v3.10.0.1
Equity - Unvested Restricted Common Stock (Details) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Restricted Stock [Member]      
Shares      
Beginning Balance (in shares) 1,399,593 1,181,672 1,248,069
Granted (in shares) 454,106 452,864 661,055
Vested (in shares) (370,072) (230,424) (716,264)
Forfeited (in shares) (96,871) (4,519) (11,188)
Ending Balance (in shares) 1,386,756 1,399,593 1,181,672
Weighted Average Share Price      
Beginning Balance (in usd per share) $ 18.73 $ 17.76 $ 15.16
Granted (in usd per share) 19.72 19.06 18.62
Vested (in usd per share) 18.88 14.41 14.03
Forfeited (in usd per share) 18.92 18.72 17.25
Ending Balance (in usd per share) $ 19.00 $ 18.73 $ 17.76
Value      
Beginning Balance $ 26.2 $ 21.0 $ 18.9
Granted 9.0 8.6 12.3
Vested (7.0) (3.3) (10.0)
Forfeited (1.8) (0.1) (0.2)
Ending Balance $ 26.4 $ 26.2 $ 21.0
Restricted Stock Units [Member]      
Shares      
Beginning Balance (in shares) 255,706 0  
Granted (in shares) 176,128 257,284  
Vested (in shares) (20,368) (376)  
Forfeited (in shares) (18,318) (1,202)  
Ending Balance (in shares) 393,148 255,706 0
Weighted Average Share Price      
Beginning Balance (in usd per share) $ 18.99 $ 0.00  
Granted (in usd per share) 20.24 18.99  
Vested (in usd per share) 18.99 18.99  
Forfeited (in usd per share) 19.05 18.99  
Ending Balance (in usd per share) $ 19.55 $ 18.99 $ 0.00
Value      
Beginning Balance $ 4.9 $ 0.0  
Granted 3.5 4.9  
Vested (0.4) 0.0  
Forfeited (0.3) 0.0  
Ending Balance $ 7.7 $ 4.9 $ 0.0