Unconsolidated variable interest entities Tables (Tables)

12 Months Ended

Dec. 31, 2015

Variable Interest Entity, Not Primary Beneficiary, Disclosures [Abstract]

Schedule of purchases from independent power producers

Purchases from all IPPs were as follows: 

Years ended December 31	2015		2014		2013
(in millions)
AES Hawaii	$	134	$	145	$	134
Kalaeloa	187		279		301
HEP	44		51		51
Hpower	66		66		61
Puna Geothermal Venture	29		45		49
Hawaiian Commercial & Sugar (HC&S)	8		15		13
Other IPPs	126		121		102
Total IPPs	$	594	$	722	$	711