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Debt Obligations (Tables) | 12 Months Ended
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Dec. 31, 2016
Debt Obligations |
Schedule of Debt Obligations | The following table sets forth information regarding debt obligations by component as of December 31, 2016 and 2015 (dollar amounts in thousands):
|  |  |  | At December 31, 2016 |  | At December 31, 2015 |
|  | Applicable |  |  |  | Available |  |  |  | Available |
|  | Interest |  | Outstanding |  | for |  | Outstanding |  | for |
Debt Obligations |  | Rate(1) |  | Balance |  | Borrowing |  | Balance |  | Borrowing |
Bank borrowings (2) |  | 2.25% |  | $ | 107,100 |  | $ | 492,900 |  | $ | 120,500 |  | $ | 479,500 |
Senior unsecured notes, net of debt issue costs (3) |  | 4.50% |  |  | 502,291 |  |  | 22,500 |  |  | 451,372 |  |  | 33,333 |
Total |  | 4.11% |  | $ | 609,391 |  |  |  |  | $ | 571,872 |  |  |  |
| (1) |  | Represents weighted average of interest rate as of December 31, 2016.
| (2) |  | Subsequent to December 31, 2016, we repaid $107,100, accordingly we have no outstanding balance and $600,000 available for borrowing.
| (3) |  | Subsequent to December 31, 2016, we paid $4,167 in regular scheduled principal payments and sold $100,000 senior unsecured notes. Additionally, we amended our shelf agreement with Prudential. Accordingly, we have $598,124 of senior unsecured notes outstanding and $36,667 available under our shelf agreement.
Schedule of principal payments and amounts due at maturity | The following table represents our long term contractual obligations (scheduled principal payments and amounts due at maturity) as of December 31, 2016, and excludes the effects of interest and debt issue costs (in thousands):
|  | Total |  | 2017 |  | 2018 |  | 2019 |  | 2020 |  | 2021 |  | Thereafter |
Bank borrowings |  | $ | 107,100 | (1) | $ | — |  | $ | 107,100 |  | $ | — |  | $ | — |  | $ | — |  | $ | — |
Senior unsecured notes |  |  | 503,300 | (2) |  | 31,167 |  |  | 38,167 |  |  | 33,666 |  |  | 40,160 |  |  | 40,160 |  |  | 319,980 |
|  | $ | 610,400 |  | $ | 31,167 |  | $ | 145,267 |  | $ | 33,666 |  | $ | 40,160 |  | $ | 40,160 |  | $ | 319,980 |
| (1) |  | Subsequent to December 31, 2016, we repaid the $107,100 outstanding balance. Accordingly, we have $600,000 available under our unsecured revolving line of credit.
| (2) |  | Subsequent to December 31, 2016, we paid $4,167 in regular scheduled principal payments and sold $100,000 senior unsecured notes. Additionally, we amended our shelf agreement with Prudential. Accordingly, we have $598,124 of senior unsecured notes outstanding and $36,667 available under our shelf agreement.

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- Definition Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(e),(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21538-112644 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21506-112644 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28541-108399 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21521-112644 + Details
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- Definition Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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