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Summary of Significant Accounting Policies - Additional Information (Detail) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2020 shares | Jun. 30, 2019 shares | Jun. 30, 2020 shares | Jun. 30, 2019 shares | Aug. 07, 2020 USD ($) Deferral
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Dilutive common shares outstanding | shares | 0 | 0 | 0 | 0 |
Subsequent Event [Member] |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Number of executed deferrals on outstanding loan balances as per interagency | Deferral |  |  |  |  | 545
Executed deferrals on outstanding Loan balance as per interagency | $ |  |  |  |  | $ 104.8

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- Definition The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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