XML 117 R103.htm IDEA: XBRL DOCUMENT v3.10.0.1
Earnings Per Share Reconciliation - Schedule of Earnings Per Common Share Reconciliation (Detail) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Earnings per common share:                      
Net earnings $ 43,159 $ 38,558 $ 35,373 $ 34,913 $ 17,851 $ 29,683 $ 28,373 $ 28,504 $ 152,003 $ 104,411 $ 101,429
Less: Net earnings allocated to restricted stock                 429 382 421
Net earnings allocated to common shareholders                 $ 151,574 $ 104,029 $ 101,008
Weighted average shares outstanding                 121,670 109,409 107,282
Basic earnings per common share $ 0.31 $ 0.30 $ 0.32 $ 0.32 $ 0.16 $ 0.27 $ 0.26 $ 0.26 $ 1.25 $ 0.95 $ 0.94
Diluted earnings per common share:                      
Net income allocated to common shareholders                 $ 151,574 $ 104,029 $ 101,008
Weighted average shares outstanding                 121,670 109,409 107,282
Incremental shares from assumed exercise of outstanding options                 287 398 405
Diluted weighted average shares outstanding                 121,957 109,807 107,687
Diluted earnings per common share $ 0.31 $ 0.30 $ 0.32 $ 0.32 $ 0.16 $ 0.27 $ 0.26 $ 0.26 $ 1.24 $ 0.95 $ 0.94