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Other Expense, Income and Non-Operating Other Income, net | 12 Months Ended
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Dec. 31, 2015
Other Income And Expenses [Abstract] |
Other Expense, Income and Non-Operating Other Income, net | 17. Other Expense, Income and Non-Operating Other Income, net
|  | 2015 |  |  | 2014 |  |  | 2013 |
|  | (In Thousands) |
Other expense: |  |  |  |  |  |  |  |  |  |  |  |
Realized and unrealized losses on contractual obligations associated with carbon credits |  |  | 2,759 |  |  |  | 2,799 |  |  |  | 1,233 |
Losses on sales and disposals of property and equipment |  |  | 11 |  |  |  | 1,327 |  |  |  | 728 |
Dismantle and demolition expense (1) |  |  | — |  |  |  | 559 |  |  |  | 2,578 |
Miscellaneous penalties |  |  | 130 |  |  |  | 10 |  |  |  | 818 |
Miscellaneous expense |  |  | 493 |  |  |  | 14 |  |  |  | 257 |
Total other expense |  | $ | 3,393 |  |  | $ | 4,709 |  |  | $ | 5,614 |
Other income: |  |  |  |  |  |  |  |  |  |  |  |
Realized and unrealized gains on carbon credits |  | $ | 3,663 |  |  | $ | 3,089 |  |  | $ | 1,233 |
Settlements of litigation and potential litigation (2) |  |  | 311 |  |  |  | — |  |  |  | 545 |
Miscellaneous income |  |  | 1,206 |  |  |  | 576 |  |  |  | 312 |
Total other income |  | $ | 5,180 |  |  | $ | 3,665 |  |  | $ | 2,090 |
Other expense (income), net |  | $ | (1,787 | ) |  | $ | 1,044 |  |  | $ | 3,524 |
Non-operating other expense (income), net: |  |  |  |  |  |  |  |  |  |  |  |
Interest income |  | $ | (391 | ) |  | $ | (301 | ) |  | $ | (42 | )
Miscellaneous income |  |  | — |  |  |  | — |  |  |  | (1 | )
Loss on embedded derivative and other expense |  |  | 520 |  |  |  | 20 |  |  |  | 66 |
Total non-operating other expense (income), net |  | $ | 129 |  |  | $ | (281 | ) |  | $ | 23 |
(1) | Amounts relate to the dismantling and demolition of certain plant and equipment at our facilities.
(2) | Amount relates primarily to settlements reached with certain of our vendors.

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- Definition The entire disclosure for other income or other expense items (both operating and nonoperating). Sources of nonoperating income or nonoperating expense that may be disclosed, include amounts earned from dividends, interest on securities, profits (losses) on securities, net and miscellaneous other income or income deductions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3,6,7,9) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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