| In millions, except per share items | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 | Dec-31-14 |
| | 8-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 8-K |
| Interest and dividend income: | | | | | | | | |
| Loans and loan fees | 805.2 | | | | | | | |
| Securities taxable | | 73.8 | 94.8 | 116.0 | 65.3 | 42.5 | 39.4 | |
| Securities non-taxable | | 49.9 | 55.8 | 61.1 | 37.2 | 23.7 | 12.1 | |
| Other earning assets | | 7.4 | 22.5 | 24.9 | 9.2 | 4.5 | 4.2 | |
| Total interest and dividend income | 917.9 | 1,014.0 | 1,202.5 | 1,208.5 | 682.4 | 461.6 | 348.1 | 262.3 |
| |
| Interest expense: | | | | | | | | |
| Deposits | | 105.6 | 192.4 | 130.1 | 56.1 | 33.2 | 17.5 | 9.9 |
| Borrowings | | 43.5 | 91.3 | 111.0 | 50.2 | 24.1 | 19.4 | |
| Total interest expense | 50.3 | 149.1 | 283.6 | 241.1 | 9,256.7 | 57.3 | 3,234.6 | 29.9 |
| Net interest income | 867.6 | 864.9 | 918.9 | 967.4 | 576.1 | 404.3 | 311.2 | 232.3 |
| |
| Provision for credit losses - loans | | | | | | | | |
| Provision for credit losses - held to maturity securities | | | | | | | | |
| Net interest income after provision for credit losses | 872.8 | 612.5 | 872.9 | 921.4 | 550.1 | 384.3 | 295.5 | 213.2 |
| |
| Non-interest income: | | | | | | | | |
| Deposit fees and service charges | 1,019.3 | 23.9 | 1,003.8 | 1,024.6 | 614.3 | 455.3 | 358.3 | 265.4 |
| Deposit fees and service charges growth | 4164.4% | -97.6% | -2.0% | 66.8% | 34.9% | 27.1% | 35.0% | |
| Bank owned life insurance | | 20.3 | 20.7 | 15.7 | 7.8 | 5.8 | 5.2 | |
| Loan commissions and fees | 37.1 | 39.5 | 24.1 | 16.2 | 11.6 | 9.5 | 4.9 | |
| Other | | 9.0 | 15.3 | 13.0 | 7.2 | 11.5 | 1.0 | |
| Total non-interest income | 136.0 | 135.6 | 130.9 | 103.2 | 64.2 | 71.0 | 62.8 | 52.2 |
| |
| Non-interest expense: | | | | | | | | |
| Compensation and benefits | | 222.1 | 215.8 | 220.3 | 150.3 | 125.9 | 104.9 | |
| |
| Stock-based compensation plans | | | | | | | | |
| Occupancy and office operations | | 59.4 | 64.4 | 68.5 | 43.6 | 34.5 | 32.9 | |
| Information technology | | 33.3 | 35.6 | 41.2 | 19.4 | 8.9 | 8.8 | |
| Professional fees | | 24.9 | 19.5 | 13.4 | | | | |
| Amortization of intangible assets | 15.1 | 16.8 | 19.2 | 23.6 | 13.0 | 12.4 | 10.0 | |
| FDIC insurance and regulatory assessments | | 13.0 | 12.7 | 20.5 | 12.0 | 8.2 | 7.4 | |
| Impairment related to financial centers and real estate consolidation strategy | | 13.3 | 14.4 | 8.7 | | | | |
| Loss on extinguishment of borrowings | | 19.5 | 0.0 | -0.2 | | 9.7 | | |
| Other | | 65.5 | 53.8 | 43.2 | 39.2 | 34.9 | 40.7 | |
| Total non-interest expense | 495.9 | 492.4 | 463.8 | 458.4 | 433.4 | 247.9 | 260.3 | 181.3 |
| Income tax expense | 108.2 | 29.9 | 112.9 | 119.0 | 87.9 | 67.4 | 31.8 | 25.5 |
| Net income | 404.7 | 225.8 | 427.0 | 447.3 | 93.0 | 140.0 | 66.1 | 58.7 |
| Preferred stock dividend | 7.8 | 16.7 | 16.7 | 16.8 | 4.2 | | | |
| Net income available to common stockholders | 396.9 | 217.9 | 419.1 | 439.3 | 91.0 | 140.0 | 66.1 | |
| |
| Weighted average common shares: | | | | | | | | |
| Basic (in shares) | 191.7 | 194.1 | 205.7 | 224.3 | 157.5 | 130.6 | 109.9 | 83.6 |
| Diluted (in shares) | 191.7 | 194.4 | 206.1 | 224.8 | 158.1 | 131.2 | 110.3 | 83.9 |
| |
| Earnings per common share: | | | | | | | | |
| Basic (USD per share) | $2.07 | $1.12 | $2.04 | $1.96 | $0.58 | $1.07 | $0.60 | $0.70 |
| Diluted (USD per share) | $2.07 | $1.12 | $2.03 | $1.95 | $0.58 | $1.07 | $0.60 | $0.70 |