Retirement Benefits (Notes)

9 Months Ended

Mar. 31, 2015

Compensation and Retirement Disclosure [Abstract]

Retirement Benefits

Retirement benefits

Net pension benefit cost recognized included the following components:

	Three Months Ended						Nine Months Ended
	March 31,						March 31,
	2015			2014			2015			2014
Service cost	$	24,506		$	24,935		$	74,163		$	74,621
Interest cost	44,447			48,034			135,245			143,043
Expected return on plan assets	(54,658		)	(56,657		)	(164,847		)	(169,619		)
Amortization of prior service cost	2,306			2,949			6,903			8,843
Amortization of net actuarial loss	38,171			39,914			114,896			119,593
Amortization of initial net obligation	4			5			13			15
Net pension benefit cost	$	54,776		$	59,180		$	166,373		$	176,496

In the fourth quarter of fiscal 2015, the Company initiated a voluntary retirement program under which certain participants of its U.S. qualified defined benefit pension plan were offered enhanced retirement benefits. The Company will incur an increase in net pension benefit cost during the fourth quarter of fiscal 2015 should certain participants accept the enhanced retirement benefits.

Net postretirement benefit cost recognized included the following components:

	Three Months Ended						Nine Months Ended
	March 31,						March 31,
	2015			2014			2015			2014
Service cost	$	163		$	54		$	475		$	466
Interest cost	558			811			2,042			2,229
Amortization of prior service benefit	(29		)	(41		)	(91		)	(93		)
Amortization of net actuarial loss	327			56			829			756
Net postretirement benefit cost	$	1,019		$	880		$	3,255		$	3,358