Accumulated Other Comprehensive Income (Loss) (Tables)

3 Months Ended

Mar. 31, 2019

Equity [Abstract]

Schedule of Accumulated Other Comprehensive Gain (Loss)

Activity within the balances in accumulated other comprehensive gain (loss) is shown in the following tables for the three months ended March 31, 2019 and 2018:

(In thousands)	Unrealized gains (losses) on securities available for sale			Unrealized gains (losses) on defined benefit pension plans			Unrealized gains (losses) on derivative instruments designated as cash flow hedges			Accumulated other comprehensive gain (loss)
Balance at December 31, 2018	$	(24,279	)	$	(328	)	$	(18,305	)	$	(42,912	)
Net change		22,602			—			38,171			60,773
Balance at March 31, 2019	$	(1,677	)	$	(328	)	$	19,866		$	17,861

(In thousands)	Unrealized gains (losses) on securities available for sale			Unrealized gains (losses) on defined benefit pension plans			Unrealized gains (losses) on derivative instruments designated as cash flow hedges			Accumulated other comprehensive gain (loss)
Balance at December 31, 2017	$	(2,160	)	$	(531	)	$	(16,342	)	$	(19,033	)
Net change		(23,401	)		—			(8,377	)		(31,778	)
Balance at March 31, 2018	$	(25,561	)	$	(531	)	$	(24,719	)	$	(50,811	)