| Tenant Leases (Tables) | 6 Months Ended | |||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun. 30, 2016 | ||||||||||||||||||||||||||||||||||
| Tenant Leases [Abstract] | ||||||||||||||||||||||||||||||||||
| Future Minimum Rentals To Be Received Under Non-Cancelable Operating Leases | 
  
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| X | ||||||||||
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- Definition Schedule Of Future Minimum Rentals Under Non-cancelable Operating Lease [Text Block] No definition available. 
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| X | ||||||||||
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- References No definition available. 
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