v3.3.0.814

DEBT (Details) |  |  |  | 3 Months Ended | 6 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Nov. 05, 2015 USD ($) | Aug. 13, 2015 USD ($) | Jul. 13, 2015 USD ($) | Sep. 30, 2015 USD ($) | Sep. 30, 2014 USD ($) | Sep. 30, 2015 USD ($) | Sep. 30, 2014 USD ($) | Aug. 14, 2015 USD ($) | Jun. 30, 2015 USD ($) | Apr. 17, 2015 USD ($) | Mar. 31, 2015 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt |  |  |  | $ 1,003,380,000 |  | $ 1,003,380,000 |  |  |  |  | $ 864,422,000
Less short-term borrowings and current maturities of long-term debt |  |  |  | (30,041,000) |  | (30,041,000) |  |  |  |  | (18,730,000)
Total long-term debt |  |  |  | $ 973,339,000 |  | 973,339,000 |  |  |  |  | 845,692,000
Proceeds from borrowings |  |  |  |  |  | 461,581,000 | $ 219,354,000 |  |  |  |
Long Term Convertible Debt Current And Noncurrent [Abstract] |  |  |  |  |  |  |  |  |  |  |
Amortization of debt discount |  |  |  |  |  | $ 946,000 | 2,130,000 |  |  |  |
Term Loan and Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument Required Leverage Ratio Numerator, Maximum |  |  |  | 4 |  | 4 |  |  |  |  |
Debt Instrument Required Leverage Ratio Denominator |  |  |  | 1 |  | 1 |  |  |  |  |
Debt Instrument Required Coverage Ratio Numerator, Minimum |  |  |  | 2.75 |  | 2.75 |  |  |  |  |
Debt Instrument Required Coverage Ratio Denominator |  |  |  | 1 |  | 1 |  |  |  |  |
Sixth amendment | Term Loan and Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument Required Leverage Ratio Numerator, Maximum, Period One |  |  |  | 4.75 |  | 4.75 |  |  |  |  |
Debt Instrument Required Leverage Ratio Denominator Period One |  |  |  | 1 |  | 1 |  |  |  |  |
Debt Instrument Required Leverage Ratio Numerator, Maximum, Period Two |  |  |  | 4.5 |  | 4.5 |  |  |  |  |
Debt Instrument Required Leverage Ratio Denominator Period Two |  |  |  | 1 |  | 1 |  |  |  |  |
Debt Instrument Required Leverage Ratio Numerator, Maximum, Period Three |  |  |  | 4.25 |  | 4.25 |  |  |  |  |
Debt Instrument Required Leverage Ratio Denominator Period Three |  |  |  | 1 |  | 1 |  |  |  |  |
Debt Instrument Required Leverage Ratio Numerator, Maximum, Period Four |  |  |  | 4.0 |  | 4.0 |  |  |  |  |
Debt Instrument Required Leverage Ratio Denominator Period Four |  |  |  | 1 |  | 1 |  |  |  |  |
Debt Instrument Required Coverage Ratio Numerator, Minimum, Period One |  |  |  | 2.0 |  | 2.0 |  |  |  |  |
Debt Instrument Required Coverage Ratio Denominator, Period One |  |  |  | 1 |  | 1 |  |  |  |  |
Debt Instrument Required Coverage Ratio Numerator, Minimum, Period Two |  |  |  | 2.25 |  | 2.25 |  |  |  |  |
Debt Instrument Required Coverage Ratio Denominator, Period Two |  |  |  | 1 |  | 1 |  |  |  |  |
Debt Instrument Required Coverage Ratio Numerator, Minimum, Period Three |  |  |  | 2.5 |  | 2.5 |  |  |  |  |
Debt Instrument Required Coverage Ratio Denominator, Period Three |  |  |  | 1 |  | 1 |  |  |  |  |
Debt Instrument Required Coverage Ratio Numerator, Minimum, Period Four |  |  |  | 2.75 |  | 2.75 |  |  |  |  |
Debt Instrument Required Coverage Ratio Denominator, Period Four |  |  |  | 1 |  | 1 |  |  |  |  |
Trigger Point, Maximum Leverage Ratio Numerator Amount |  |  |  | 4.25 |  | 4.25 |  |  |  |  |
Trigger Point, Leverage Ratio Denominator Amount |  |  |  | 1 |  | 1 |  |  |  |  |
Senior Notes | Senior Notes Due 2022 |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt |  |  |  | $ 401,535,000 |  | $ 401,535,000 |  |  |  |  | 401,535,000
Debt instrument, interest rate, stated percentage |  |  |  | 6.25% |  | 6.25% |  |  |  |  |
Senior Notes | Senior Notes Due 2022 | Quarter To Date |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt instrument, repurchase amount |  |  |  |  | $ 20,000,000 |  | 20,000,000 |  |  |  |
Senior Notes | Senior Notes Due 2022 | Year To Date |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt instrument, repurchase amount |  |  |  |  | 31,200,000 |  | 31,200,000 |  |  |  |
Term Loan |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt |  |  |  | $ 342,611,000 |  | $ 342,611,000 |  |  |  | $ 222,600,000 | 222,179,000
Repayment of debt |  |  |  |  |  | 7,000,000 |  |  |  |  |
Term Loan | Fifth amendment |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt |  |  |  |  |  |  |  |  |  | 350,000,000 |
Term Loan | $200 million Term Loan | Subsequent event |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt instrument, face amount | $ 200,000,000 |  |  |  |  |  |  |  |  |  |
Debt instrument, interest rate, stated percentage | 2.00% |  |  |  |  |  |  |  |  |  |
Percentage of domestic capital stock guarantee | 100.00% |  |  |  |  |  |  |  |  |  |
Percentage of foreign capital stock guarantee | 65.00% |  |  |  |  |  |  |  |  |  |
Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt |  |  |  | 223,800,000 |  | 223,800,000 |  |  |  |  | 83,800,000
Debt instrument, face amount |  |  |  |  |  |  |  |  |  | 350,000,000 |
Proceeds from borrowings |  |  |  |  |  | 334,200,000 |  |  |  |  |
Repayment of debt |  |  |  |  |  | 194,200,000 |  |  |  |  |
Letters of credit outstanding amount |  |  |  | 600,000 |  | 600,000 |  |  |  |  |
Revolving Credit Facility | Fifth amendment |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  |  |  |  |  |  |  |  | $ 400,000,000 |
Other debt | Convertible Senior Notes Due 2038 |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt |  |  | $ 1,900,000 | 0 |  | 0 |  |  |  |  | 114,109,000
Debt instrument, face amount |  |  |  | 0 |  | 0 |  |  |  |  | 115,000,000
Debt instrument, repurchase amount |  |  |  |  |  |  |  | $ 1,900,000 | $ 113,100,000 |  |
Debt Instrument, redemption price, percentage of principal amount redeemed |  |  | 100.00% |  |  |  |  |  |  |  |
Debt instrument, convertible, conversion ratio |  | 13.8373 |  |  |  |  |  |  |  |  |
Per principal amount of convertible debt |  | $ 1,000 |  |  |  |  |  |  |  |  |
Debt instrument, interest rate, stated percentage |  |  |  |  |  |  |  |  | 3.00% |  |
Long Term Convertible Debt Current And Noncurrent [Abstract] |  |  |  |  |  |  |  |  |  |  |
Equity component- net carrying value |  |  |  | 14,905,000 |  | 14,905,000 |  |  |  |  | 14,905,000
Debt component- unamortized discount |  |  |  | 0 |  | 0 |  |  |  |  | (891,000)
Contractual coupon interest |  |  |  | 7,000 | 863,000 | 725,000 | 1,726,000 |  |  |  |
Amortization of debt discount |  |  |  | 0 | 1,048,000 | 891,000 | 2,067,000 |  |  |  |
Total interest expense |  |  |  | $ 7,000 | $ 1,911,000 | $ 1,616,000 | $ 3,793,000 |  |  |  |
Other debt | Convertible Senior Notes Due 2038 | Quarter To Date |  |  |  |  |  |  |  |  |  |  |
Long Term Convertible Debt Current And Noncurrent [Abstract] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Convertible, Effective Interest Rate |  |  |  |  | 6.90% |  | 6.90% |  |  |  |
Other debt | Convertible Senior Notes Due 2038 | Year To Date |  |  |  |  |  |  |  |  |  |  |
Long Term Convertible Debt Current And Noncurrent [Abstract] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, Convertible, Effective Interest Rate |  |  |  | 6.90% | 6.90% | 6.90% | 6.90% |  |  |  |
Other debt | Airnorth |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt |  |  |  | $ 20,839,000 |  | $ 20,839,000 |  |  |  |  | 23,119,000
Other debt | Eastern Airways |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total debt |  |  |  | $ 14,595,000 |  | $ 14,595,000 |  |  |  |  | $ 19,680,000

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- Definition The denominator amount of the coverage ratio the borrower must have at the end of the period set forth in the debt agreement. + References No definition available. + Details
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- Definition The denominator amount of the coverage ratio the borrower must have at the end of the fourth period set forth in the debt agreement. + References No definition available. + Details
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- Definition The denominator amount of the coverage ratio the borrower must have at the end of the first period set forth in the debt agreement. + References No definition available. + Details
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- Definition The denominator amount of the coverage ratio the borrower must have at the end of the third period set forth in the debt agreement. + References No definition available. + Details
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- Definition The denominator amount of the coverage ratio the borrower must have at the end of the second period set forth in the debt agreement. + References No definition available. + Details
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- Definition The minimum amount of the coverage ratio (numerator amount) the borrower must have at the end of the period set forth in the debt agreement. + References No definition available. + Details
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- Definition The minimum amount of the coverage ratio (numerator amount) the borrower must have at the end of the fourth period set forth in the debt agreement. + References No definition available. + Details
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- Definition The minimum amount of the coverage ratio (numerator amount) the borrower must have at the end of the first period set forth in the debt agreement. + References No definition available. + Details
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- Definition The minimum amount of the coverage ratio (numerator amount) the borrower must have at the end of the third period set forth in the debt agreement. + References No definition available. + Details
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- Definition The minimum amount of the coverage ratio (numerator amount) the borrower must have at the end of the second period set forth in the debt agreement. + References No definition available. + Details
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- Definition The denominator amount of the leverage ratio (numerator amount) the borrower must have at the end of the period set forth in the debt agreement. + References No definition available. + Details
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- Definition The denominator amount of the leverage ratio the borrower must have at the end of the fourth period set forth in the debt agreement. + References No definition available. + Details
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- Definition The denominator amount of the leverage ratio (numerator amount) the borrower must have at the end of the first period set forth in the debt agreement. + References No definition available. + Details
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- Definition The denominator amount of the leverage ratio the borrower must have at the end of the third period set forth in the debt agreement. + References No definition available. + Details
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- Definition The denominator amount of the leverage ratio the borrower must have at the end of the second period set forth in the debt agreement. + References No definition available. + Details
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- Definition The maximum amount of the leverage ratio (numerator amount) the borrower must have at the end of the period set forth in the debt agreement. + References No definition available. + Details
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- Definition The maximum amount of the leverage ratio (numerator amount) the borrower must have at the end of the fourth period set forth in the debt agreement. + References No definition available. + Details
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- Definition The maximum amount of the leverage ratio (numerator amount) the borrower must have at the end of the first period set forth in the debt agreement. + References No definition available. + Details
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- Definition The maximum amount of the leverage ratio (numerator amount) the borrower must have at the end of the third period set forth in the debt agreement. + References No definition available. + Details
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- Definition The maximum amount of the leverage ratio (numerator amount) the borrower must have at the end of the second period set forth in the debt agreement. + References No definition available. + Details
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- Definition This is the per principle amount of debt used to calculated the conversion price and conversion ratios for convertible debt. + References No definition available. + Details
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- Definition The percentage of capital stock from domestic subsidiary that is guaranteed if default on loan occurs. + References No definition available. + Details
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- Definition The percentage of foreign stock from domestic subsidiary that is guaranteed if default on loan occurs. + References No definition available. + Details
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- Definition The maximum leverage ratio denominator amount before the increase in the applicable margin on loans and the commitment fee on unused amounts of revolving commitments. + References No definition available. + Details
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- Definition The maximum leverage ratio numerator amount before the increase in the applicable margin on loans and the commitment fee on unused amounts of revolving commitments. + References No definition available. + Details
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- Definition Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 Reference 2: 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 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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- Definition Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, 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 210.5-02.19,20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The carrying amount of the equity component of convertible debt which may be settled in cash upon conversion. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6928298&loc=SL6031897-161870 + Details
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- Definition Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21506-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Conversion Rate -URI http://asc.fasb.org/extlink&oid=6509012 Reference 3: 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(a)(5)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: 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 5: 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 Face (par) amount of debt instrument at time of issuance. + References Reference 1: 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=34725769&loc=d3e28878-108400 Reference 2: 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 + Details
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- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + 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(a)(1)) -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 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + 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(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Percentage of principal amount of debt redeemed. + References No definition available. + Details
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- Definition Fair value amount of debt instrument that was repurchased. + References No definition available. + Details
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