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LEASES (Details Narrative) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014
Chicago [Member] |  |  |  |
Operating Leases, Rent Expense | $ 2,244 | $ 2,895 | $ 5,150 | $ 5,801
Cyprus [Member] |  |  |  |
Operating Leases, Rent Expense | 330 | 330 | 660 | 660
Greece [Member] |  |  |  |
Operating Leases, Rent Expense | $ 14,640 | $ 0 | $ 28,696 | $ 0

X
- Definition Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementGeographicalAxis=COSM_GreeceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |