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Taxes-Additional Information (Details) - Jun. 30, 2015 | Total
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Income Tax Disclosure [Abstract] |
Applicable Tax | 4.00%
US related gross transportation income that tax applies | 50.00%
Ownership Income Tax Percentage | 50.00%

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- Definition The percentage of the value of the Company stock is owned, directly or indirectly, by individuals who are residents of the Companys country of organization or of another foreign country that grants an equivalent exemption to corporations organized in the United States. + References No definition available. + Details
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- Definition The percentage of United States related gross transportation income on which tax applied, unless an exemption applies. + References No definition available. + Details
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- Definition 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 + Details
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