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Business Acquisitions (Tables) | 12 Months Ended
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Dec. 31, 2017
Business Combinations [Abstract] |
Summary of Company's Preliminary Allocation of Purchase Price | The Company’s preliminary allocation of purchase price is as follows (in thousands):
Current assets |  | $ | 43,550 |
Property and equipment |  |  | 5,281 |
Other noncurrent assets |  |  | 52,611 |
Goodwill |  |  | 439,822 |
Other intangible assets |  |  | 39,414 |
Current liabilities |  |  | (5,674 | )
Other long-term liabilities |  |  | (21,086 | )
|  | $ | 553,918 |

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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://www.xbrl.org/2003/role/presentationRef -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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