CONDENSED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Statement Of Income And Comprehensive Income [Abstract]
Net loss	$ (190,800)	$ (231,900)	$ (329,900)	$ (375,100)
Other comprehensive loss:
Difference in estimated hedge receivable		2,600		5,900
Reclassification adjustment to net loss of mark-to-market gains on cash flow hedges	(700)	(4,800)	(1,300)	(10,100)
Total other comprehensive loss	(700)	(2,200)	(1,300)	(4,200)
Comprehensive loss	$ (191,500)	$ (234,100)	$ (331,200)	$ (379,300)