Year Ended December 31, 2013 | Accumulated Other Comprehensive Loss | |||||||||||
(Millions) | Cash Flow Hedges | Defined Benefit Plans | ||||||||||
Beginning balance at December 31, 2012 | $ | (5.2 | ) | $ | (35.7 | ) | $ | (40.9 | ) | |||
Other comprehensive income before reclassifications | 0.7 | 13.2 | 13.9 | |||||||||
Amounts reclassified out of accumulated other comprehensive loss | 1.4 | 2.4 | 3.8 | |||||||||
Net current period other comprehensive income | 2.1 | 15.6 | 17.7 | |||||||||
Ending balance at December 31, 2013 | $ | (3.1 | ) | $ | (20.1 | ) | $ | (23.2 | ) | |||
(Millions) | Amount Reclassified | Affected Line Item in the Statements of Income | ||||
Losses on cash flow hedges | ||||||
Utility commodity derivative contracts | $ | 0.2 | Operating and maintenance expense (1) | |||
Nonregulated commodity derivative contracts | 3.7 | Nonregulated revenues | ||||
Interest rate hedges | 1.1 | Interest expense | ||||
5.0 | Total before tax | |||||
3.6 | Tax expense | |||||
1.4 | Net of tax | |||||
Defined benefit plans | ||||||
Amortization of prior service costs | 4.3 | (2) | ||||
Amortization of net actuarial gains | (0.2 | ) | (2) | |||
4.1 | Total before tax | |||||
1.7 | Tax expense | |||||
2.4 | Net of tax | |||||
Total reclassifications | $ | 3.8 | ||||
(1) | This item relates to changes in the price of natural gas used to support utility operations. |
(2) | These items are included in the computation of net periodic benefit cost. See Note 17, Employee Benefit Plans, for more information. |