Components of Other Comprehensive Income/(Loss)

The following table provides the changes in accumulated other comprehensive income/(loss) by component, net of tax, for the years ended December 31, 2017, 2016, and 2015:



(Dollars in thousands)	Securities AFS			Cash Flow Hedges			Pension and Post-retirement Plans			Total
Balance as of December 31, 2014	$	18,581		$	—		$	(206,827	)	$	(188,246	)
Net unrealized gains/(losses)	(14,055		)	—			(11,117		)	(25,172		)
Amounts reclassified from AOCI	(1,132		)	—			358			(774		)
Other comprehensive income/(loss)	(15,187		)	—			(10,759		)	(25,946		)
Balance as of December 31, 2015	3,394			—			(217,586		)	(214,192		)
Net unrealized gains/(losses)	(19,709		)	130			(16,322		)	(35,901		)
Amounts reclassified from AOCI	(917		)	(1,395		)	4,751			2,439
Other comprehensive income/(loss)	(20,626		)	(1,265		)	(11,571		)	(33,462		)
Balance as of December 31, 2016	(17,232		)	(1,265		)	(229,157		)	(247,654		)
Net unrealized gains/(losses)	(4,467		)	(2,156		)	(13,377		)	(20,000		)
Amounts reclassified from AOCI	(298		)	(2,945		)	5,618			2,375
Other comprehensive income/(loss)	(4,765		)	(5,101		)	(7,759		)	(17,625		)
Balance as of December 31, 2017	(21,997		)	(6,366		)	(236,916		)	(265,279		)
Adjustment to reflect adoption of ASU 2018-02	(4,837		)	(1,398		)	(51,311		)	(57,546		)
Ending balance, as adjusted	$	(26,834	)	$	(7,764	)	$	(288,227	)	$	(322,825	)

Reclassifications from AOCI, and related tax effects, were as follows:



(Dollars in thousands)
Details about AOCI	2017			2016			2015			Affected line item in the statement where net income is presented
Securities AFS:
Realized (gains)/losses on securities AFS	$	(483	)	$	(1,485	)	$	(1,836	)	Debt securities gains/(losses), net
Tax expense/(benefit)	185			568			704			Provision/(benefit) for income taxes
	(298		)	(917		)	(1,132		)
Cash flow hedges:
Realized (gains)/losses on cash flow hedges	(4,771		)	(2,260		)	—			Interest and fees on loans
Tax expense/(benefit)	1,826			865			—			Provision/(benefit) for income taxes
	(2,945		)	(1,395		)	—
Pension and Postretirement Plans:
Amortization of prior service cost and net actuarial gain/(loss)	9,101			7,697			580			Employee compensation, incentives, and benefits
Tax expense/(benefit)	(3,483		)	(2,946		)	(222		)	Provision/(benefit) for income taxes
	5,618			4,751			358
Total reclassification from AOCI	$	2,375		$	2,439		$	(774	)