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Transaction and Other Costs (Tables) | 3 Months Ended
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Mar. 31, 2021
Transaction and Other Costs |
Schedule of transaction and other costs | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended March 31,
​ |  | 2021 |  | 2020
​ |  | (In thousands)
Demolition costs (1) | ​ | $ | 1,008 | ​ | $ | —
Integration and severance costs | ​ |  | 240 | ​ |  | 1,309
Completed, potential and pursued transaction expenses | ​ |  | 2,442 | ​ |  | —
Other (2) | ​ |  | — | ​ |  | 4,000
Transaction and other costs | ​ | $ | 3,690 | ​ | $ | 5,309
(1) | Related to 2000 South Bell Street and 2001 South Bell Street.
(2) | Related to a charitable commitment to the Washington Housing Conservancy, a non-profit that acquires and owns affordable workforce housing in the Washington, D.C. metropolitan area.

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- Definition Tabular disclosure of each detailed component of other operating costs and expenses that are applicable to sales and revenues, but not included in the cost of sales in the income statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 + Details
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