Leases (Details 4)  | 
Mar. 31, 2020  | 
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| Leases [Abstract] | |
| Operating leases, Weighted average remaining lease term | 68 years | 
| Finance leases, Weighted average remaining lease term (less than) | 1 year | 
| Operating lease, Weighted average discount rate | 7.33% | 
| Finance lease, Weighted average discount rate | 3.62% | 
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- Definition Weighted average discount rate for finance lease calculated at point in time. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- References No definition available. 
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- Definition Weighted average discount rate for operating lease calculated at point in time. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/exampleRef 
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