Other Comprehensive Income (Tables)

12 Months Ended

Dec. 31, 2016

Changes in accumulated other comprehensive loss, net of tax, for the years ended Dec. 31, 2016 and 2015 were as follows:



	Year Ended Dec. 31, 2016
(Thousands of Dollars)	Gains and Losses on Cash Flow Hedges			Defined Benefit and Postretirement Items			Total
Accumulated other comprehensive loss at Jan. 1	$	(23,836	)	$	—		$	(23,836	)
Other comprehensive loss before reclassifications	—			(223		)	(223		)
Losses reclassified from net accumulated other comprehensive loss	1,056			3			1,059
Net current period other comprehensive income (loss)	1,056			(220		)	836
Accumulated other comprehensive loss at Dec. 31	$	(22,780	)	$	(220	)	$	(23,000	)



	Year Ended Dec. 31, 2015
(Thousands of Dollars)	Gains and Losses on Cash Flow Hedges
Accumulated other comprehensive loss at Jan. 1	$	(23,878	)
Other comprehensive loss before reclassifications	(30		)
Losses reclassified from net accumulated other comprehensive loss	72
Net current period other comprehensive income	42
Accumulated other comprehensive loss at Dec. 31	$	(23,836	)

Reclassifications from accumulated other comprehensive loss for the years ended Dec. 31, 2016 and 2015 were as follows:



	Amounts Reclassified from Accumulated Other Comprehensive Loss
(Thousands of Dollars)	Year Ended Dec. 31, 2016				Year Ended Dec. 31, 2015
Losses (gains) on cash flow hedges:
Interest rate derivatives	$	1,618		^(a)	$	54		^(a)
Vehicle fuel derivatives	86			^(b)	57			^(b)
Total, pre-tax	1,704				111
Tax benefit	(648		)		(39		)
Total, net of tax	1,056				72
Defined benefit pension and postretirement losses (gains):
Amortization of net losses	5			^(c)	—
Total, pre-tax	5				—
Tax benefit	(2		)		—
Total, net of tax	3				—
Total amounts reclassified, net of tax	$	1,059			$	72


^(a)	Included in interest charges.


^(b)	Included in O&M expenses.


^(c)	Included in the computation of net periodic pension and postretirement benefit costs. See Note 8 for details regarding these benefit plans.