Related Party Transactions (Tables)

9 Months Ended

Sep. 30, 2013

Related Party Transaction [Line Items]

Schedule of Related Party Transactions [Table Text Block]

ndirect charges were as follows:

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2013		2012		2013		2012
	(in thousands)
Indirect charges:
General and administrative expenses	$	1,148	$	969	$	3,338	$	3,069
Operating and maintenance expenses	4,303		2,756		12,451		8,456
Total indirect charges	$	5,451	$	3,725	$	15,789	$	11,525