Unbilled Revenue (Tables)

6 Months Ended

Dec. 31, 2015

Unbilled Revenues Abstract [Abstract]

Unbilled revenues and gas costs [Table Text Block]

Unbilled amounts include the following:

	December 31,	June 30,
(000)	2015	2015
Unbilled revenues ($)	4,411	1,674
Unbilled natural gas costs ($)	1,549	462
Unbilled volumes (Mcf)	336	69