The activity in AOCI for the three and six months ended June 30, 2018 and 2017 is as follows:



	Three Months Ended June 30,						Six Months Ended June 30,
	2018			2017			2018			2017
	(In thousands)						(In thousands)
Pension and other postretirement benefits:
Balance at beginning of period, net of tax	$	(6,627	)	$	(12,151	)	$	(7,126	)	$	(12,880	)
Gain arising during the period	491			446			979			1,122
Less: Tax expense	—			—			—			—
Net gain arising during the period	491			446			979			1,122
Amortization of prior service cost ⁽¹⁾	7			53			18			106
Less: Tax expense	—			—			—			—
Net amount reclassified from AOCI to net income/loss	7			53			18			106
Other comprehensive income, net of tax	498			499			997			1,228
Balance at end of period, net of tax	(6,129		)	(11,652		)	(6,129		)	(11,652		)
Foreign currency translation adjustments:
Balance at beginning of period, net of tax	6,845			7,109			8,318			3,874
(Loss) gain on foreign currency translation	(4,723		)	395			(6,196		)	3,630
Less: Tax expense/(Tax benefit)	—			—			—			—
Net (loss)/gain on foreign currency translation	(4,723		)	395			(6,196		)	3,630
Balance at end of period, net of tax	2,122			7,504			2,122			7,504
Cash flow hedge derivatives:
Balance at beginning of period, net of tax	(1,386		)	(1,886		)	(1,422		)	(1,538		)
Unrealized loss on cash flow hedge derivatives	(74		)	(93		)	(388		)	(962		)
Less: Tax expense/(Tax benefit)	30			79			46			(66		)
Net loss on cash flow hedge derivatives	(104		)	(172		)	(434		)	(896		)
Net amount reclassified from AOCI to net income/loss (interest expense)	308			376			674			752
Balance at end of period, net of tax	(1,182		)	(1,682		)	(1,182		)	(1,682		)

Accumulated other comprehensive loss	$	(5,189	)	$	(5,830	)	$	(5,189	)	$	(5,830	)


(1)	Amounts reclassified from AOCI for pension liabilities are recorded in selling, general, and administrative expenses in the condensed consolidated statements of operations.