Employee Retirement Benefits (Tables)

12 Months Ended

Jun. 30, 2016

Compensation and Retirement Disclosure [Abstract]

Schedule of Costs of Retirement Plans [Table Text Block]

		PPA Zone Status			Contributions by the Company
Pension Trust Fund	EIN/PN	2015	2014	FIP/RP Status Pending/ Implemented	2016		2015		2014		Surcharge Imposed	Expiration Date of CBA
District No. 9 International Association of Machinist and Aerospace Workers Pension Plan	51-0138317/001	Green 12/31/2014	Green 12/31/2013	N/A	$	279,968	$	287,385	$	293,377	No	5/31/2018