Defined Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2015

Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]

Schedule of Costs of Retirement Plans

The components of net periodic pension and postretirement benefit costs for the three and nine months ended September 30, 2015 and 2014 are as follows:

	Pension Plans												Other Postretirement Benefits
	Three months ended September 30,						Nine months ended September 30,						Three months ended September 30,						Nine months ended September 30,
	2015			2014			2015			2014			2015			2014			2015			2014
	(dollars in thousands)
Service costs	$	210		$	190		$	680		$	570		$	—		$	—		$	—		$	—
Interest costs	380			450			1,210			1,330			10			10			20			30
Expected return on plan assets	(420		)	(510		)	(1,430		)	(1,550		)	—			—			—			—
Amortization of prior service cost	—			—			10			10			—			—			—			—
Settlement/curtailment loss	—			—			2,750			—			—			—			—			—
Amortization of net (gain)/loss	310			270			1,050			830			(10		)	(20		)	(30		)	(70		)
Net periodic benefit cost	$	480		$	400		$	4,270		$	1,190		$	—		$	(10	)	$	(10	)	$	(40	)

During the second quarter of 2015, the Company recognized a one-time settlement charge associated with annuitizing the defined benefit obligations for certain current and former Cequent employees. The settlement charge of approximately $2.8 million is included in the income (loss) from discontinued operations in the accompanying consolidated statement of income.

The Company contributed approximately $0.5 million and $3.1 million to its defined benefit pension plans during the three and nine months ended September 30, 2015, respectively. The Company expects to contribute approximately $3.5 million to its defined benefit pension plans for the full year 2015.