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Unsecured Lines Of Credit Payable (Tables) | 12 Months Ended
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Dec. 31, 2015
Unsecured Debt [Abstract] |
Lines Of Credit Unused And Available | The amount of the New Credit Facility unused and available at December 31, 2015 was as follows (in thousands):
Committed capacity | $ | 600,000 |
Borrowings outstanding | (105,000 | )
Letters of credit issued (1) | (15,474 | )
Unused and available | $ | 479,526 |
Repayments And Borrowings On Unsecured Lines Of Credit | We executed borrowings and repayments on the unsecured lines of credit during 2015 as follows (in thousands):
| Prior Credit Facility No. 1 |  | Prior Credit Facility No. 2 |  | New Credit Facility
Balance at December 31, 2014 | $ | 5,000 |  |  | $ | 45,000 |  |  | $ | — |
Borrowings | 3,000 |  |  | 150,000 |  |  | 445,000 |
Repayments | (8,000 | ) |  | (195,000 | ) |  | (340,000 | )
Balance at December 31, 2015 | $ | — |  |  | $ | — |  |  | $ | 105,000 |
Facility Fees and interest expense, Line of Credit | For the three years ended December 31, 2015, we recognized interest expense (excluding facility fees) and facility fees as follows (in thousands):
| Year Ended December 31,
| 2015 |  | 2014 |  | 2013
Interest expense (excluding facility fees) | $ | 2,266 |  |  | $ | 196 |  |  | $ | 867 |
Facility fees | 1,241 |  |  | 1,267 |  |  | 1,267 |
Schedule of Revolving Credit Facilities Covenant Compliance | Information related to revolving credit facilities for the three years ended December 31, 2015 as follows (in thousands, except percentage amounts):
| Year Ended December 31,
| 2015 |  | 2014 |  | 2013
Total revolving credit facilities at December 31 | $ | 600,000 |  |  | $ | 500,000 |  |  | $ | 500,000 |
Borrowings outstanding at December 31 | 105,000 |  |  | 50,000 |  |  | — |
Weighted average daily borrowings during the year | 167,573 |  |  | 12,849 |  |  | 61,548 |
Maximum daily borrowings during the year | 350,000 |  |  | 55,000 |  |  | 135,000 |
Weighted average interest rate during the year | 1.35 | % |  | 1.53 | % |  | 1.41 | %
Weighted average interest rate on borrowings outstanding at December 31 | 1.36 | % |  | 1.37 | % |  | N/A |

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