Subsequent Events	3 Months Ended
Mar. 31, 2019
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events Quarterly Cash Dividend On April 19, 2019, the Corporation’s Board of Directors declared a cash dividend of $0.22 per share, payable on May 15, 2019 to shareholders of record on May 1, 2019. Stock Repurchase In April 2019, the Corporation repurchased a total of 92,959 shares at an average price of $29.42 per share with a total cost of $2.7 million. Issuance of Subordinated Notes On May 8, 2019, the Corporation issued and sold to the public $125 million aggregate principal amount of its 4.875% Fixed-to-Floating Rate Subordinated Notes due May 15, 2029 (the “Notes”), at a public offering price equal to 100% of the aggregate principal amount of the Notes (the “Offering”). The Corporation estimates that the net proceeds from the Offering, after deducting underwriting discounts and estimated expenses, will be approximately $122.4 million. The Notes were offered pursuant to a prospectus supplement, dated May 3, 2019, to the prospectus dated April 23, 2019 that forms part of the Company’s effective registration statement on Form S-3 (File No. 333-230993) filed by the Corporation with the U.S. Securities and Exchange Commission under the Securities Act of 1933, as amended.

Subsequent Events

3 Months Ended

Mar. 31, 2019

Quarterly Cash Dividend

On April 19, 2019, the Corporation’s Board of Directors declared a cash dividend of $0.22 per share, payable on May 15, 2019 to shareholders of record on May 1, 2019.

Stock Repurchase

In April 2019, the Corporation repurchased a total of 92,959 shares at an average price of $29.42 per share with a total cost of $2.7 million.

Issuance of Subordinated Notes

On May 8, 2019, the Corporation issued and sold to the public $125 million aggregate principal amount of its 4.875% Fixed-to-Floating Rate Subordinated Notes due May 15, 2029 (the “Notes”), at a public offering price equal to 100% of the aggregate principal amount of the Notes (the “Offering”). The Corporation estimates that the net proceeds from the Offering, after deducting underwriting discounts and estimated expenses, will be approximately $122.4 million. The Notes were offered pursuant to a prospectus supplement, dated May 3, 2019, to the prospectus dated April 23, 2019 that forms part of the Company’s effective registration statement on Form S-3 (File No. 333-230993) filed by the Corporation with the U.S. Securities and Exchange Commission under the Securities Act of 1933, as amended.