Shareholders' Equity and Other Comprehensive Income (Tables)

12 Months Ended

Dec. 31, 2018

Stockholders' Equity Note [Abstract]

Schedule of Change in Preferred and Common Shares Issued and Common Shares Held as Treasury Shares

The following table shows the changes in shares of preferred and common stock issued and common stock held as treasury shares for the three years ended December 31, 2018.

(shares in thousands)	Series C Preferred Stock Issued (Redeemed)		Series D Preferred Stock Issued	Common Stock Issued	Treasury Stock Held	Common Stock Outstanding
Balance at December 31, 2015	5,200		—	140,592	11,045	129,547
Issuance of common stock for acquisition	—		—	821	—	821
Restricted share unit activity	—		—	316	—	316
Stock options exercised	—		—	297	—	297
Repurchase of common stock	—		—	—	8,715	(8,715	)
Balance at December 31, 2016	5,200		—	142,026	19,760	122,266
Issuance of common stock for earnout payment	—		—	118	—	118
Restricted share unit activity	—		—	336	—	336
Stock options exercised	—		—	198	—	198
Repurchase of common stock	—		—	—	4,021	(4,021	)
Balance at December 31, 2017	5,200		—	142,678	23,781	118,897
Issuance of preferred stock	—		8,000	—	—	—
Redemption of preferred stock	(5,200	)	—	—	—	—
Issuance of common stock for earnout payment	—		—	199	—	199
Restricted share unit activity	—		—	297	—	297
Stock options exercised	—		—	126	—	126
Repurchase of common stock	—		—	—	3,653	(3,653	)
Balance at December 31, 2018	—		8,000	143,300	27,434	115,866

Schedule of Changes in Accumulated Other Comprehensive Income (Loss)

The following table illustrates activity within the balances in accumulated other comprehensive income (loss) by component, and is shown for the years ended December 31, 2018, 2017, and 2016.

Changes in Accumulated Other Comprehensive Income (Loss) by Component (Net of Income Taxes)
(in thousands)	Net Unrealized  Gains (Losses) on Cash Flow Hedges			Net Unrealized Gains (Losses) on Investment Securities Available for Sale			Post-Retirement Unfunded Health Benefit			Total
Balance at December 31, 2015	$	(12,504	)	$	(18,222	)	$	907		$	(29,819	)
Other comprehensive loss before reclassifications	—			(22,405		)	63			(22,342		)
Amounts reclassified from accumulated other comprehensive income (loss)	287			(3,697		)	(88		)	(3,498		)
Net current period other comprehensive income (loss)	287			(26,102		)	(25		)	(25,840		)
Balance at December 31, 2016	$	(12,217	)	$	(44,324	)	$	882		$	(55,659	)
Other comprehensive income before reclassifications	—			676			38			714
Amounts reclassified from accumulated other comprehensive income (loss)	80			178			(67		)	191
Net current period other comprehensive income (loss)	80			854			(29		)	905
Balance at December 31, 2017	$	(12,137	)	$	(43,470	)	$	853		$	(54,754	)
Other comprehensive loss before reclassifications	—			(33,023		)	(34		)	(33,057		)
Amounts reclassified from accumulated other comprehensive income (loss)	—			960			(98		)	862
Net current period other comprehensive loss	—			(32,063		)	(132		)	(32,195		)
Reclassification from adoption of ASU 2018-02	—			(7,763		)	175			(7,588		)
Cumulative-effect adjustment from adoption of ASU 2016-01	—			117			—			117
Balance at December 31, 2018	$	(12,137	)	$	(83,179	)	$	896		$	(94,420	)