A summary of the Company’s senior unsecured notes as of June 30, 2021 and December 31, 2020 is as follows (dollars in thousands):

(1)On May 6, 2021, the Company retired these notes earlier than their maturity, using net sales proceeds from completed office property sales and borrowings under its 2021 credit facility and term loan. In conjunction with the notes being discharged, the Company incurred costs of $24.2 million (including a make-whole premium) which was expensed as loss from extinguishment of debt during the three and six months ended June 30, 2021. See Note 9: Revolving Credit Facility and Term Loans.