Goodwill and Other Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible assets disclosure

The following table presents the changes in CDI and CRI and the related accumulated amortization for the periods indicated:

	Three Months Ended									Six Months Ended
	June 30,			March 31,			June 30,			June 30,
	2018			2018			2017			2018			2017
	(In thousands)
Gross Amount of CDI and CRI:
Balance, beginning of period	$	119,497		$	119,497		$	64,187		$	119,497		$	64,187
Fully amortized portion	—			—			—			—			—
Balance, end of period	119,497			119,497			64,187			119,497			64,187
Accumulated Amortization:
Balance, beginning of period	(46,217		)	(39,871		)	(30,885		)	(39,871		)	(27,821		)
Amortization	(5,587		)	(6,346		)	(3,065		)	(11,933		)	(6,129		)
Fully amortized portion	—			—			—			—			—
Balance, end of period	(51,804		)	(46,217		)	(33,950		)	(51,804		)	(33,950		)
Net CDI and CRI, end of period	$	67,693		$	73,280		$	30,237		$	67,693		$	30,237