Property, Plants and Equipment (Tables)

12 Months Ended

May 31, 2017

Property, Plant and Equipment [Abstract]

Schedule of Property, Plant and Equipment

A summary of the property, plant and equipment for Greystone is as follows, as of May 31:

	2017			2016
Production machinery and equipment	$	27,493,614		$	18,616,603
Plant buildings and land		5,296,784			4,663,339
Leasehold improvements		263,710			198,568
Furniture and fixtures		392,371			168,005
		33,446,479			23,646,515
Less: Accumulated depreciation		(13,739,697	)		(11,081,196	)
Net Property, Plant and Equipment	$	19,706,782		$	12,565,319