EMPLOYEE BENEFIT PLANS

The following tables summarize the components of net periodic benefit cost and the changes recognized in "Accumulated other comprehensive loss" for the Company’s defined benefit pension plans and postretirement benefit plans:



	Pension Benefits						Postretirement Benefits
	Three Months Ended						Three Months Ended
	May 28, 2017			May 29, 2016			May 28, 2017			May 29, 2016
	(Dollars in thousands)
Net periodic benefit cost:
Service cost	$	2,479		$	2,072		$	43		$	50
Interest cost	9,188			9,490			787			806
Expected return on plan assets	(12,122		)	(12,162		)	—			—
Amortization of prior service benefit	(15		)	(16		)	—			—
Amortization of actuarial loss	3,379			3,028			317			741
Curtailment loss	67			—			—			—
Net settlement loss	94			—			—			—
Net periodic benefit cost	3,070			2,412			1,147			1,597
Changes in accumulated other comprehensive loss:
Actuarial loss	6			18			—			—
Amortization of prior service benefit	15			16			—			—
Amortization of actuarial loss	(3,379		)	(3,028		)	(317		)	(741		)
Net settlement loss	(94		)	—			—			—
Total recognized in accumulated other comprehensive loss	(3,452		)	(2,994		)	(317		)	(741		)
Total recognized in net periodic benefit cost and accumulated other comprehensive loss	$	(382	)	$	(582	)	$	830		$	856



	Pension Benefits						Postretirement Benefits
	Six Months Ended						Six Months Ended
	May 28, 2017			May 29, 2016			May 28, 2017			May 29, 2016
	(Dollars in thousands)
Net periodic benefit cost:
Service cost	$	4,942		$	4,130		$	86		$	100
Interest cost	18,368			18,962			1,574			1,612
Expected return on plan assets	(24,237		)	(24,296		)	—			—
Amortization of prior service benefit	(30		)	(31		)	—			—
Amortization of actuarial loss	6,758			6,035			635			1,483
Curtailment loss	67			—			—			—
Net settlement loss	94			—			—			—
Net periodic benefit cost	5,962			4,800			2,295			3,195
Changes in accumulated other comprehensive loss:
Actuarial (gain) loss	(3		)	170			—			—
Amortization of prior service benefit	30			31			—			—
Amortization of actuarial loss	(6,758		)	(6,035		)	(635		)	(1,483		)
Net settlement loss	(94		)	—			—			—
Total recognized in accumulated other comprehensive loss	(6,825		)	(5,834		)	(635		)	(1,483		)
Total recognized in net periodic benefit cost and accumulated other comprehensive loss	$	(863	)	$	(1,034	)	$	1,660		$	1,712