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Accrued Expenses and Other Liabilities (Tables) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2018 | Dec. 31, 2017
Accounts Payable And Accrued Liabilities [Line Items] |  |
Schedule of accrued expenses and other liabilities | Accrued expenses and other liabilities consisted of the following as of September 30, 2018 and December 31, 2017:
|  | September 30, 2018 |  | December 31, 2017
Prepaid rent |  | $ | 4,866 |  |  | $ | 4,304 |
Leasing commission payable |  | 1,900 |  |  | 3,783 |
Accrued property taxes |  | 3,633 |  |  | 3,490 |
Interest expense payable |  | 2,661 |  |  | 3,013 |
Redemptions payable |  | 6,671 |  |  | 2,181 |
Other liabilities |  | 2,034 |  |  | 3,132 |
Total |  | $ | 21,765 |  |  | $ | 19,903 |
| Accrued expenses and other liabilities consisted of the following as of December 31, 2017 and 2016:
|  | December 31, 2017 |  | December 31, 2016
Prepaid rent |  | $ | 4,304 |  |  | $ | 9,484 |
Leasing commission payable |  | 3,783 |  |  | 3,783 |
Accrued property taxes |  | 3,490 |  |  | 2,678 |
Interest expense payable |  | 3,013 |  |  | 1,716 |
Other liabilities |  | 5,313 |  |  | 3,866 |
Total |  | $ | 19,903 |  |  | $ | 21,527 |
Griffin Capital Essential Asset REIT, Inc. [Member] |  |
Accounts Payable And Accrued Liabilities [Line Items] |  |
Schedule of accrued expenses and other liabilities | Accrued expenses and other liabilities consisted of the following as of September 30, 2018 and December 31, 2017:
|  | September 30, 2018 |  | December 31, 2017
Prepaid rent |  | $ | 14,543 |  |  | $ | 16,138 |
Real estate taxes payable |  | 25,666 |  |  | 21,087 |
Interest payable |  | 9,270 |  |  | 7,924 |
Other liabilities |  | 25,455 |  |  | 18,457 |
Total |  | $ | 74,934 |  |  | $ | 63,606 |
| Accrued expenses and other liabilities consisted of the following as of December 31, 2017 and 2016:
|  | December 31, 2017 |  | December 31, 2016
Prepaid rent |  | $ | 16,312 |  |  | $ | 16,799 |
Real estate taxes payable |  | 21,317 |  |  | 24,585 |
Interest payable |  | 7,924 |  |  | 7,606 |
Interest rate swap liability |  | — |  |  | 3,101 |
Other liabilities |  | 18,580 |  |  | 12,914 |
Total |  | $ | 64,133 |  |  | $ | 65,005 |

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