Retirement Benefits (Tables)

3 Months Ended

Sep. 30, 2014

Pension Plans, Defined Benefit

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Defined Benefit Plans Disclosures

Net pension benefit cost recognized included the following components:

	Three Months Ended
	September 30,
	2014			2013
Service cost	$	25,074		$	27,229
Interest cost	46,493			47,544
Expected return on plan assets	(55,228		)	(56,388		)
Amortization of prior service cost	2,670			3,690
Amortization of net actuarial loss	39,428			39,418
Amortization of initial net obligation	5			5
Net pension benefit cost	$	58,442		$	61,498

Other Postretirement Benefit Plans, Defined Benefit

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Defined Benefit Plans Disclosures

Net postretirement benefit cost recognized included the following components:

	Three Months Ended
	September 30,
	2014			2013
Service cost	$	156		$	206
Interest cost	742			709
Amortization of prior service benefit	(31		)	(26		)
Amortization of net actuarial loss	251			350
Net postretirement benefit cost	$	1,118		$	1,239