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Lease Agreements (Tables) | 12 Months Ended
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Dec. 31, 2018
Leases [Abstract] |
Future minimum non-cancelable base rent under operating leases | The future minimum non-cancelable base rent to be received under these operating leases for each of the years ending after December 31 is summarized as follows ($ in thousands):
| Future
| Minimum
| Rent
2019 | $ | 16,386 |
2020 | 15,842 |
2021 | 14,412 |
2022 | 13,324 |
2023 | 12,181 |
Thereafter | 33,034 |
| $ | 105,179 |

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- Definition Tabular disclosure of future minimum rental receipts in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining non-cancelable lease terms in excess of one year and the total minimum rentals to be received in the future under non-cancelable subleases as of the balance sheet date. + References No definition available. + Details
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Namespace Prefix: | ess_
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Balance Type: | na
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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration