Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Tables)

v3.20.4
Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2020
Accounting Policies [Abstract]  
Schedule of the estimated useful lives of fixed assets
We depreciate our fixed assets using the straight-line method over their estimated useful lives as follows:
Estimated Useful Lives
Buildings and building improvements
10-40 years
Land improvements
10-20 years
Tenant improvements on operating properties
Shorter of remaining useful lives of assets or related lease term
Equipment and personal property
3-10 years
Schedule of amortization of intangible assets and deferred revenue
We amortize the intangible assets and deferred revenue on real estate acquisitions discussed above as follows:
Asset Type
Amortization Period
Above- and below-market leases
Related lease terms
In-place lease value
Related lease terms
Tenant relationship value
Estimated period of time that tenant will lease space in property
Above- and below-market cost arrangements
Term of arrangements
Schedule of characterization of dividends declared on common and preferred shares The characterization of dividends paid on COPT’s common shares during each of the last three years was as follows:
For the Years Ended December 31,
2020 2019 2018
Ordinary income 45.1  % 54.4  % 83.1  %
Long-term capital gain 54.9  % 45.6  % —  %
Return of capital —  % —  % 16.9  %