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Regulatory Matters Regulatory Matters - Retail Rate Case Filing (Details) - Retail Rate Case Filing with Arizona Corporation Commission - ACC - ARIZONA PUBLIC SERVICE COMPANY | Jun. 01, 2016
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Proposed Capital Structure and Costs of Capital |
Requested debt capital structure (as a percent) | 44.20%
Requested debt cost of capital (as a percent) | 5.13%
Requested equity capital structure (as a percent) | 55.80%
Requested equity cost of capital (as a percent) | 10.50%
Requested weighted-average cost of capital (as a percent) | 8.13%

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