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Business Combinations, Goodwill and Intangible Assets (Table Showing Changes in Carrying Amount of Goodwill) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2016 | Dec. 31, 2015
Goodwill [Line Items] |  |
Balance, beginning of the year | $ 86,545 | $ 68,829
Business acquisition | 2,832 | 37,044
Effect of exchange rates changes | 2,002 | (19,328)
Balance, end of the year | 91,379 | 86,545
Brazil [Member] |  |
Goodwill [Line Items] |  |
Balance, beginning of the year | 18,526 | 10,557
Business acquisition | 1,593 | 14,066
Effect of exchange rates changes | 1,477 | (6,097)
Balance, end of the year | 21,596 | 18,526
Argentina [Member] |  |
Goodwill [Line Items] |  |
Balance, beginning of the year | 7,430 | $ 11,859
Business acquisition | 700 |
Effect of exchange rates changes | (821) | $ (4,429)
Balance, end of the year | 7,309 | 7,430
Chile [Member] |  |
Goodwill [Line Items] |  |
Balance, beginning of the year | 16,438 | $ 19,101
Business acquisition |  |
Effect of exchange rates changes | 942 | $ (2,663)
Balance, end of the year | 17,380 | 16,438
Mexico [Member] |  |
Goodwill [Line Items] |  |
Balance, beginning of the year | 33,834 | 15,719
Business acquisition | 190 | 22,978
Effect of exchange rates changes | 265 | (4,863)
Balance, end of the year | 34,289 | 33,834
Venezuela [Member] |  |
Goodwill [Line Items] |  |
Balance, beginning of the year | 5,729 | $ 5,729
Business acquisition | 260 |
Effect of exchange rates changes |  |
Balance, end of the year | 5,989 | $ 5,729
Colombia [Member] |  |
Goodwill [Line Items] |  |
Balance, beginning of the year | 3,437 | $ 4,521
Business acquisition | 57 |
Effect of exchange rates changes | 131 | $ (1,084)
Balance, end of the year | 3,625 | 3,437
Other Countries [Member] |  |
Goodwill [Line Items] |  |
Balance, beginning of the year | 1,151 | $ 1,343
Business acquisition | 32 |
Effect of exchange rates changes | 8 | $ (192)
Balance, end of the year | $ 1,191 | $ 1,151

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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