Pensions and Postretirement Benefits Other than Pensions (Tables)

6 Months Ended

Jun. 30, 2016

Compensation and Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Costs

The following tables disclose the amount of net periodic benefit costs for the three- and six-months ended June 30, 2016 and 2015 for the Company’s defined benefit plans and other postretirement benefits:

	Pension Benefits - Domestic
	Three Months Ended June 30,						Six Months Ended June 30,
	2016			2015			2016			2015
Components of net periodic benefit cost:
Service cost	$	2,403		$	2,759		$	4,806		$	5,518
Interest cost		10,617			10,051			21,233			20,101
Expected return on plan assets		(13,391	)		(13,665	)		(26,783	)		(27,330	)
Amortization of actuarial loss		9,576			9,878			19,152			19,757
Net periodic benefit cost	$	9,205		$	9,023		$	18,408		$	18,046
	Pension Benefits - International
	Three Months Ended June 30,						Six Months Ended June 30,
	2016			2015			2016			2015
Components of net periodic benefit cost:
Service cost	$	2		$	2		$	4		$	5
Interest cost		3,737			3,972			7,461			7,902
Expected return on plan assets		(3,002	)		(3,112	)		(5,992	)		(6,191	)
Amortization of actuarial loss		1,361			1,809			2,717			3,600
Net periodic benefit cost	$	2,098		$	2,671		$	4,190		$	5,316
	Other Postretirement Benefits
	Three Months Ended June 30,						Six Months Ended June 30,
	2016			2015			2016			2015
Components of net periodic benefit cost:
Service cost	$	537		$	628		$	1,074		$	1,256
Interest cost		2,705			2,580			5,410			5,160
Amortization of prior service cost		(142	)		(142	)		(283	)		(283	)
Net periodic benefit cost	$	3,100		$	3,066		$	6,201		$	6,133