Retirement Benefits (Tables)

3 Months Ended

Sep. 30, 2016

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,
	2016			2015
Service cost	$	24,223		$	24,113
Interest cost	31,496			46,071
Expected return on plan assets	(57,617		)	(55,649		)
Amortization of prior service cost	1,716			2,069
Amortization of net actuarial loss	51,427			42,969
Amortization of initial net obligation	5			4
Net pension benefit cost	$	51,250		$	59,577