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Income Taxes (Schedule Of Statutory Tax Rates) (Details)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Taxes [Line Items]
Statutory tax rate (as a percent)	64.60%	40.90%	31.90%
Puerto Rico [Member]
Income Taxes [Line Items]
Statutory tax rate (as a percent)	20.00%	20.00%	20.00%
Argentina, Martinique, French Guyana, Guadeloupe, St Croix, St Thomas, Aruba And Curacao [Member]
Income Taxes [Line Items]
Statutory tax rate (as a percent)	35.00%	35.00%	35.00%
Brazil And Venezuela [Member]
Income Taxes [Line Items]
Statutory tax rate (as a percent)	34.00%	34.00%	34.00%
Colombia [Member]
Income Taxes [Line Items]
Statutory tax rate (as a percent)	39.00%	34.00%	34.00%
Peru [Member]
Income Taxes [Line Items]
Statutory tax rate (as a percent)	28.00%	30.00%	30.00%
Costa Rica and Mexico [Member]
Income Taxes [Line Items]
Statutory tax rate (as a percent)	30.00%	30.00%	30.00%
Panama, Uruguay, Trinidad And Tobago And Netherlands [Member]
Income Taxes [Line Items]
Statutory tax rate (as a percent)	25.00%	25.00%	25.00%
Ecuador [Member]
Income Taxes [Line Items]
Statutory tax rate (as a percent)	25.00%	22.00%	22.00%
Chile [Member]
Income Taxes [Line Items]
Statutory tax rate (as a percent)	22.50%	21.00%	20.00%

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Income Taxes [Line Items]

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No definition available.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB TOPIC 6.I)
-URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32698-109319

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