| Debt Obligations |
Bank Borrowings. We have an unsecured credit agreement that provides for a revolving aggregate commitment of the lenders of up to $600,000,000 with the opportunity to increase the commitment size of the credit agreement up to a total of $1,000,000,000. The unsecured credit agreement matures on June 27, 2022 and provides for a one-year extension option at our discretion, subject to customary conditions. Based on our leverage at March 31, 2021, the facility provides for interest annually at LIBOR plus 115 basis points and a facility fee of 20 basis points. At March 31, 2021, we were in compliance with all covenants. Senior Unsecured Notes. We have senior unsecured notes held by institutional investors with interest rates ranging from 3.85% to 5.03%. The senior unsecured notes mature between 2021 and 2032. The debt obligations by component as of March 31, 2021 and December 31, 2020 are as follows (dollar amounts in thousands): | | | | | | | | | | | | | | | | | | | | At March 31, 2021 | | At December 31, 2020 | | | | Applicable | | | | Available | | | | Available | | | | Interest | | Outstanding | | for | | Outstanding | | for | | Debt Obligations | | Rate (1) | | Balance | | Borrowing | | Balance | | Borrowing | | Bank borrowings (2) | | 1.30% | | $ | 106,900 | | $ | 493,100 | | $ | 89,900 | | $ | 510,100 | | Senior unsecured notes, net of debt issue costs | | 4.37% | | | 552,521 | | | — | | | 559,482 | | | — | | Total | | 3.87% | | $ | 659,421 | | $ | 493,100 | | $ | 649,382 | | $ | 510,100 | |
| (1) | Represents weighted average of interest rate as of March 31, 2021. |
| (2) | Subsequent to March 31, 2021, we paid down $5,000 under our unsecured revolving line of credit. Accordingly, we have $101,900 outstanding and $498,100 available for borrowing under our unsecured revolving line of credit at April 29, 2021. |
Our borrowings and repayments are as follows (in thousands): | | | | | | | | | | | | | | | | Three Months Ended March 31, | | | 2021 | | 2020 | | Debt Obligations | | | Borrowings | | | Repayments | | Borrowings | | Repayments | | Bank borrowings | | $ | 17,000 | | $ | — | (1) | $ | 24,000 | | $ | (28,000) | | Senior unsecured notes | | | — | | | (7,000) | | | — | | | — | | Total | | $ | 17,000 | | $ | (7,000) | | $ | 24,000 | | $ | (28,000) | |
| (1) | Subsequent to March 31, 2021, we paid down $5,000 under our unsecured revolving line of credit. Accordingly, we have $101,900 outstanding and $498,100 available for borrowing under our unsecured revolving line of credit at April 29, 2021. |
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