Commitment and Contingencies (Tables)

9 Months Ended

Sep. 30, 2014

Commitments and Contingencies

Schedule of Product Warranty

	September 30, 2014			September 30, 2013
Beginning balance - January 1	$	1,608,131		$	2,671,409
Additions for ReliOn acquisition	233,528			—
Additions for current period deliveries	735,907			590,056
Reductions for payments made	(1,271,046		)	(1,848,240		)
Ending balance - June 30	$	1,306,520		$	1,413,225