Employee Retirement Benefits (Tables)

12 Months Ended

Jun. 30, 2015

Compensation and Retirement Disclosure [Abstract]

Schedule of Costs of Retirement Plans [Table Text Block]

PPA Zone Status

Contributions by the Company

FIP/RP

Status

Pending/

Surcharge

Expiration

Pension Trust Fund

EIN/PN

2014

2013

Implemented

2015

2014

2013

Imposed

Date of CBA

District No. 9

51-0138317/001

Green

Green

International Association of Machinist and Aerospace Workers Pension Plan

12/31/2013

12/31/2012

N/A

$

287,385

$

293,377

$

309,373

No

5/31/2018