Concentrations Risk	3 Months Ended
Mar. 31, 2021
Risks And Uncertainties [Abstract]
Concentrations Risk	11. Concentrations Risk Concentrations of credit risk arise for the Company when multiple tenants of the Company are engaged in similar business activities, are located in the same geographic region or have similar economic features that impact in a similar manner their ability to meet contractual obligations, including those to the Company. The Company regularly monitors its tenant base to assess potential concentrations of credit risk. As stated in Note 1 above, the Company leases commercial space to the U.S. Government or non-governmental tenants. At March 31, 2021, the U.S. Government accounted for approximately 98.6% of our total annualized lease income and non-governmental tenants accounted for the remaining approximately 1.4%. Eighteen of our 82 operating properties are located in California, accounting for approximately 17.9% of our total leased square feet and approximately 23.9% of our total annualized lease income as of March 31, 2021. To the extent that weak economic or real estate conditions or natural disasters affect California more severely than other areas of the country, our business, financial condition and results of operations could be significantly impacted.

Concentrations Risk

3 Months Ended

Mar. 31, 2021

11. Concentrations Risk

Concentrations of credit risk arise for the Company when multiple tenants of the Company are engaged in similar business activities, are located in the same geographic region or have similar economic features that impact in a similar manner their ability to meet contractual obligations, including those to the Company. The Company regularly monitors its tenant base to assess potential concentrations of credit risk.

As stated in Note 1 above, the Company leases commercial space to the U.S. Government or non-governmental tenants. At March 31, 2021, the U.S. Government accounted for approximately 98.6% of our total annualized lease income and non-governmental tenants accounted for the remaining approximately 1.4%.

Eighteen of our 82 operating properties are located in California, accounting for approximately 17.9% of our total leased square feet and approximately 23.9% of our total annualized lease income as of March 31, 2021. To the extent that weak economic or real estate conditions or natural disasters affect California more severely than other areas of the country, our business, financial condition and results of operations could be significantly impacted.