XML 35 R18.htm IDEA: XBRL DOCUMENT v3.2.0.727
Derivative Instruments (Tables)
 6 Months Ended
Jun. 30, 2015
GOLDEN STATE WATER COMPANY  
Derivative Instruments, Gain (Loss) [Line Items]  
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation
The following table presents changes in the fair value of GSWC’s Level 3 derivatives for the three and six months ended June 30, 2015 and 2014:
 
 
For The Three Months Ended June 30,
 
 For The Six Months Ended 
 June 30,
(dollars in thousands)
 
2015
 
2014
 
2015
 
2014
Fair value at beginning of the period
 
$
(6,176
)
 
$
—

 
$
(3,339
)
 
$
—

Unrealized gain (loss) on purchased power contracts
 
514

 
—

 
(2,323
)
 
—

Fair value at end of the period
 
$
(5,662
)
 
$
—

 
$
(5,662
)
 
$
—