Quarterly Financial Data (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 5 Months Ended | 12 Months Ended | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2017 |
Sep. 30, 2017 |
Jun. 30, 2017 |
Mar. 31, 2017 |
Dec. 31, 2016 |
Sep. 30, 2016 |
Jun. 30, 2016 |
Mar. 31, 2016 |
Dec. 31, 2016 |
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
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Quarterly Financial Information Disclosure [Abstract] | ||||||||||||
Interest income | $ 153,185 | $ 147,643 | $ 138,533 | $ 132,743 | $ 135,387 | $ 119,552 | $ 83,534 | $ 83,461 | $ 572,104 | $ 421,934 | $ 313,660 | |
Interest expense | 26,793 | 24,380 | 21,713 | 17,838 | 18,178 | 16,078 | 12,470 | 11,853 | 90,724 | 58,579 | 40,618 | |
NET INTEREST INCOME BEFORE PROVISION FOR LOAN LOSSES | 126,392 | 123,263 | 116,820 | 114,905 | 117,209 | 103,474 | 71,064 | 71,608 | 481,380 | 363,355 | 273,042 | |
Provision for loan losses | 3,600 | 5,400 | 2,760 | 5,600 | 800 | 6,500 | 1,200 | 500 | 17,360 | 9,000 | 8,000 | |
NET INTEREST INCOME AFTER PROVISION FOR LOAN LOSSES | 122,792 | 117,863 | 114,060 | 109,305 | 116,409 | 96,974 | 69,864 | 71,108 | 464,020 | 354,355 | 265,042 | |
Noninterest income | 16,451 | 16,246 | 16,115 | 17,603 | 18,192 | 14,146 | 10,707 | 8,774 | $ 29,546 | 66,415 | 51,819 | 43,691 |
Noninterest expense | 73,028 | 61,837 | 64,037 | 67,699 | 66,731 | 67,846 | 40,348 | 40,050 | 120,954 | 266,601 | 214,975 | 153,384 |
INCOME BEFORE INCOME TAX PROVISION | 66,215 | 72,272 | 66,138 | 59,209 | 67,870 | 43,274 | 40,223 | 39,832 | 263,834 | 191,199 | 155,349 | |
Income tax provision | 48,231 | 27,708 | 25,451 | 22,999 | 27,240 | 17,169 | 16,833 | 16,210 | $ 39,828 | 124,389 | 77,452 | 63,091 |
NET INCOME | $ 17,984 | $ 44,564 | $ 40,687 | $ 36,210 | $ 40,630 | $ 26,105 | $ 23,390 | $ 23,622 | $ 139,445 | $ 113,747 | $ 92,258 | |
Basic EPS - common stock (in dollars per share) | $ 0.13 | $ 0.33 | $ 0.30 | $ 0.27 | $ 0.30 | $ 0.22 | $ 0.29 | $ 0.30 | $ 1.03 | $ 1.10 | $ 1.16 | |
Diluted EPS - common stock (in dollars per share) | $ 0.13 | $ 0.33 | $ 0.30 | $ 0.27 | $ 0.30 | $ 0.22 | $ 0.29 | $ 0.30 | $ 1.03 | $ 1.10 | $ 1.16 |