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Goodwill and Other Intangible Assets - Additional Information (Detail) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2016 Community Country | Dec. 31, 2015 Unit
Goodwill [Line Items] |  |
Multiplication Value to Cash flows for the determination of fair value of Reporting units | Unit |  | 8
Reporting unit percentage of fair value in excesses of carrying value amount |  | 10.00%
U.S. Operating Segment |  |
Goodwill [Line Items] |  |
Number of reporting unit | Community | 19 |
International Operating Segment |  |
Goodwill [Line Items] |  |
Number of reporting unit | Country | 7 |

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- Definition Multiplication value to Cash flows for the determination of fair value of reporting units. + References No definition available. + Details
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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 Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Reporting Unit -URI http://asc.fasb.org/extlink&oid=6523643 + Details
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- Definition Percentage of fair value of reporting unit in excess of carrying amount. + References No definition available. + Details
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- Details
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- Details
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