Product Warranty Provisions (Tables)

12 Months Ended

Dec. 31, 2016

Product Warranty Provisions [Abstract]

Schedule Of Accrued Warranty

	December 31, 2016		December 31, 2015
Warranty accrual, beginning of the fiscal period	$	316,835	$	364,548
Accrual adjustment for product warranty		103,743		171,384
Payments made		(197,733)		(219,097)
Warranty accrual, end of the fiscal period	$	222,845	$	316,835