Retirement Benefits (Tables)

3 Months Ended

Sep. 30, 2015

Pension Plans

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,
	2015			2014
Service cost	$	24,113		$	25,074
Interest cost	46,071			46,493
Expected return on plan assets	(55,649		)	(55,228		)
Amortization of prior service cost	2,069			2,670
Amortization of net actuarial loss	42,969			39,428
Amortization of initial net obligation	4			5
Net pension benefit cost	$	59,577		$	58,442