XML 39 R27.htm IDEA: XBRL DOCUMENT
v3.22.4

Capital (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Equity [Abstract] |
Summary of Common Shares Outstanding [Table Text Block] | Detailed below is a roll forward of the Company's common shares outstanding for the years ended December 31, 2022 and 2021:
|  | Year Ended
|  | December 31, 2022 |  | December 31, 2021
Common Shares Outstanding (12/31/2021 and 12/31/2020, respectively) |  | 13,109,926 |  |  | 12,343,542 |
Share Activity: |  |  |  |
Common shares issued |  | 268,780 |  |  | 738,269 |
Restricted common shares issued |  | 39,155 |  |  | 28,115 |
Common shares repurchased |  | (40,021) |  |  | — |
Common Shares Outstanding (12/31/2022 and 12/31/2021, respectively) |  | 13,377,840 |  |  | 13,109,926 |
Unvested restricted shares outstanding (12/31/2022 and 12/31/2021, respectively) |  | 44,804 |  |  | 32,567 |
Vesting schedule for restricted shares [Table Text Block] | The below table provides details on the Company's restricted shares granted pursuant to share award agreements which are unvested at December 31, 2022:
Grant Recipient |  | Number of Restricted Shares Granted |  | Grant Date |  | Vesting Date(1)
Independent trustees: |  |  |  |  |  |
|  | 27,044 |  |  | September 13, 2022 |  | September 12, 2023
Partially dedicated employees: |  |  |  |  |  |
|  | 5,649 |  |  | December 16, 2021 |  | December 16, 2023
|  | 6,056 |  |  | December 15, 2022 |  | December 15, 2023
|  | 6,055 |  |  | December 15, 2022 |  | December 15, 2024
(1)Date at which such restricted shares will vest and become non-forfeitable.

X
- Definition [Table Text Block] for Summary of Common Shares Outstanding [Table] + References No definition available. + Details
Name: | earn_SummaryofCommonSharesOutstandingTableTextBlock
Namespace Prefix: | earn_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Vesting schedule for restricted shares [Table Text Block] + References No definition available. + Details
Name: | earn_VestingscheduleforrestrictedsharesTableTextBlock
Namespace Prefix: | earn_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration