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Long-term Debt (Tables) | 12 Months Ended
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Dec. 31, 2012
Long-term Debt |
Schedule of long-term debt | Long-term debt consisted of the following as of December 31, 2012 and 2011 (in thousands):
|  | December 31, 2012 |  | December 31, 2011 |
--- | --- | --- | --- | --- | ---
Notes payable to banks, due in semi-annual installments, variable interest based on LIBOR, or with interest rates ranging from 1.34% to 2.55% through 2013 to 2020, secured by aircraft |  | $ | 273,515 |  | $ | 364,741 |
Notes payable to a financing company, due in semi-annual installments, variable interest based on LIBOR, or with interest rates ranging from 0.70% to 2.36% through 2013 to 2021, secured by aircraft |  |  | 434,716 |  |  | 477,241 |
Notes payable to banks, due in semi-annual installments plus interest at 6.06% to 7.18% through 2021, secured by aircraft |  |  | 168,937 |  |  | 193,197 |
Notes payable to a financing company, due in semi-annual installments plus interest at 5.78% to 6.23% through 2019, secured by aircraft |  |  | 39,548 |  |  | 53,803 |
Notes payable to banks, due in monthly installments plus interest of 3.15% to 8.18% through 2025, secured by aircraft |  |  | 665,867 |  |  | 706,463 |
Notes payable to banks, due in semi-annual installments, plus interest at 6.05% through 2020, secured by aircraft |  |  | 17,872 |  |  | 19,946 |
Notes payable to a bank, due in monthly installments interest based on LIBOR plus interest at 2.00% to 4.00% through 2016, secured by aircraft |  |  | 41,567 |  |  | — |
Long-term debt |  |  | 1,642,022 |  |  | 1,815,391 |
Less current maturities |  |  | (171,454 | ) |  | (208,398 | )
Long-term debt, net of current maturities |  |  | 1,470,568 |  |  | 1,606,993 |
Schedule of maturities of long-term debt | The aggregate amounts of principal maturities of long-term debt as of December 31, 2012 were as follows (in thousands):
2013 |  | $ | 171,454 |
2014 |  |  | 177,390 |
2015 |  |  | 184,510 |
2016 |  |  | 188,240 |
2017 |  |  | 161,735 |
Thereafter |  |  | 758,693 |
|  | $ | 1,642,022 |

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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 505 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21538-112644 Reference 2: 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=6881521&loc=d3e23780-122690 Reference 3: 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=6451184&loc=d3e28551-108399 Reference 4: 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 5: 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=6451184&loc=d3e28541-108399 Reference 6: 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=6584090&loc=d3e28878-108400 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 8: 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 Reference 9: 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 10: 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 11: 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 + 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 -Topic 470 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph -Name Accounting Standards Codification -Paragraph 1 -Section 50 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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