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BUSINESS COMBINATIONS (Tables) | 3 Months Ended
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Mar. 31, 2018
Business Combinations [Abstract] |
Schedule of Business Acquisitions, by Acquisition | The components and preliminary allocation of the purchase price consist of the following amounts (in thousands):
| At Acquisition Date
Accounts receivable, including unbilled receivables | $ | 40,773 |
Inventories and supplies | 1,442 |
Prepaid expenses and other current assets | 1,005 |
Property, plant and equipment | 72,244 |
Permits and other intangibles | 5,140 |
Current liabilities | (15,908 | )
Closure and post-closure liabilities | (604 | )
Total identifiable net assets | 104,092 |
Goodwill | 15,908 |
Total purchase price, net of cash acquired | $ | 120,000 |

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- Definition Tabular disclosure of a material business combination completed during the period, including background, timing, and recognized assets and liabilities. This table does not include leveraged buyouts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1486-128463 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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