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v3.19.1

Intangible Contract Assets and Liabilities (Tables) | 3 Months Ended
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Mar. 31, 2019
Revenue Recognition [Abstract] |
Schedule Of Intangible Assets And Liabilities | The balances, net of accumulated amortization, and respective balance sheet classifications at March 31, 2019 and December 31, 2018, are set forth in the following tables:
| March 31, 2019
| (Dollars in millions)
| Assets |  | Liabilities |  | Net Total
Coal supply agreements | $ | 60.5 |  |  | $ | (27.3 | ) |  | $ | 33.2 |
Take-or-pay contracts | — |  |  | (51.8 | ) |  | (51.8 | )
Total | $ | 60.5 |  |  | $ | (79.1 | ) |  | $ | (18.6 | )
Balance sheet classification: |  |  |  |  |
Investments and other assets | $ | 60.5 |  |  | $ | — |  |  | $ | 60.5 |
Accounts payable and accrued expenses | — |  |  | (14.0 | ) |  | (14.0 | )
Other noncurrent liabilities | — |  |  | (65.1 | ) |  | (65.1 | )
Total | $ | 60.5 |  |  | $ | (79.1 | ) |  | $ | (18.6 | )
| December 31, 2018
| (Dollars in millions)
| Assets |  | Liabilities |  | Net Total
Coal supply agreements | $ | 70.9 |  |  | $ | (32.9 | ) |  | $ | 38.0 |
Take-or-pay contracts | — |  |  | (57.1 | ) |  | (57.1 | )
Total | $ | 70.9 |  |  | $ | (90.0 | ) |  | $ | (19.1 | )
Balance sheet classification: |  |  |  |  |
Investments and other assets | $ | 70.9 |  |  | $ | — |  |  | $ | 70.9 |
Accounts payable and accrued expenses | — |  |  | (20.3 | ) |  | (20.3 | )
Other noncurrent liabilities | — |  |  | (69.7 | ) |  | (69.7 | )
Total | $ | 70.9 |  |  | $ | (90.0 | ) |  | $ | (19.1 | )

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