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Acquisitions (Tables) | 12 Months Ended
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Dec. 31, 2018
Business Acquisition [Line Items] |
Schedule of Business Acquisitions, by Acquisition [Table Text Block] | The aggregate total consideration for the acquisitions and the preliminary amounts allocated to the assets acquired and liabilities assumed based on the estimated fair values as of the respective acquisition dates were as follows:
| 2018 Acquisitions |
| (In thousands)
Assets |
Current assets: |
Receivables, net | $ | 18,984 |
Inventories | 10,329 |
Other current assets | 515 |
Total current assets | 29,828 |
Property, plant and equipment | 131,766 |
Deferred charges and other assets: |
Goodwill | 33,131 |
Other intangible assets, net | 8,227 |
Other | 927 |
Total deferred charges and other assets | 42,285 |
Total assets acquired | $ | 203,879 |
Liabilities |
Current liabilities | $ | 11,122 |
Deferred credits and other liabilities: |
Asset retirement obligation | 914 |
Deferred income taxes | 5,565 |
Total deferred credits and other liabilities | 6,479 |
Total liabilities assumed | $ | 17,601 |
Total consideration (fair value) | $ | 186,278 |

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Tabular disclosure of the amounts recognized as of the acquisition date for each major class of assets acquired and liabilities assumed. May include but not limited to the following: (a) acquired receivables; (b) contingencies recognized at the acquisition date; and (c) the fair value of noncontrolling interests in the acquiree. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 + Details
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