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Intangible assets, net (Tables) | 12 Months Ended
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Dec. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract] |
Intangible Assets Other than Goodwill | Intangible assets other than goodwill consist of the following:
|  | Weighted average amortization period |  |  | As of December 31, |
|  | 2014 |  |  | 2013 |
Gross amount |  |  |  |  |  |  |  |  |  |  |  |
Lease agreements |  |  | 6 years |  |  | $ | 2,200 |  |  | $ | 2,200 |
Accumulated amortization |  |  |  |  |  |  |  |  |  |  |  |
Lease agreements |  |  |  |  |  |  | (565 | ) |  |  | (199 | )
Net intangible assets |  |  |  |  |  |  |  |  |  |  |  |
Lease agreements |  |  |  |  |  | $ | 1,635 |  |  | $ | 2,001 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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