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Consolidation and Nature of Operations (Tables) | 6 Months Ended
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Jun. 30, 2018
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Summary of supplemental cash flow information | The following table summarizes supplemental Pinnacle West cash flow information (dollars in thousands):
| Six Months Ended June 30,
| 2018 |  | 2017
Cash paid during the period for: |  |  |
Income taxes, net of refunds | $ | 10,032 |  |  | $ | 2,062 |
Interest, net of amounts capitalized | 104,249 |  |  | 94,870 |
Significant non-cash investing and financing activities: |  |  |
Accrued capital expenditures | $ | 65,995 |  |  | $ | 80,517 |
Dividends accrued but not yet paid | 77,821 |  |  | 73,113 |

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- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
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