Quarterly Financial Data - Unaudited (Tables)

12 Months Ended

Dec. 31, 2018

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Data

	Three Months Ended
(In Thousands, except Share Data)	December 31,			September 30,			June 30,			March 31,
2018
Operating results:
Interest income	$	119,725		$	99,397		$	82,976		$	76,619
Interest expense	(84,961		)	(64,351		)	(48,213		)	(41,514		)
Net interest income	34,764			35,046			34,763			35,105
Non-interest income	(17,679		)	32,284			19,521			39,666
Operating expenses	(19,253		)	(21,490		)	(19,009		)	(23,030		)
Net (loss) income	(913		)	40,921			32,747			46,845
Per share data:
Net (loss) income – basic	$	(0.02	)	$	0.49		$	0.42		$	0.60
Net (loss) income – diluted	(0.02		)	0.42			0.38			0.50
Regular dividends declared per common share	0.30			0.30			0.30			0.28
2017
Operating results:
Interest income	$	71,468		$	62,737		$	59,224		$	54,628
Interest expense	(36,108		)	(27,443		)	(24,234		)	(21,031		)
Net interest income	35,360			35,294			34,990			33,597
Non-interest income	10,951			26,070			25,297			27,755
Operating expenses	(20,367		)	(19,922		)	(18,641		)	(18,226		)
Net income	30,933			36,180			36,324			36,969
Per share data:
Net income – basic	$	0.39		$	0.46		$	0.46		$	0.47
Net income – diluted	0.35			0.41			0.43			0.43
Regular dividends declared per common share	0.28			0.28			0.28			0.28