Long-Term Debt - Additional Information (Detail)
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6 Months Ended |
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Jun. 09, 2016
USD ($)
$ / shares
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May 31, 2016
USD ($)
Trading_day
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Jan. 21, 2016
USD ($)
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Nov. 30, 2015
USD ($)
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| Debt Instrument [Line Items] |
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| Long-term debt |
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$ 5,406,624,000
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$ 5,640,722,000
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| Leucadia [Member] | Subsequent event [Member] |
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| Debt Instrument [Line Items] |
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| Debenture principal amount |
$ 1,000
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| Debt instrument convertible conversion ratio |
22.6288
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| Conversion price of common stock (dollars per share) | $ / shares |
$ 44.19
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| 3.875% Convertible Senior Debentures due 2029 [Member] |
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| Debt Instrument [Line Items] |
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| Senior long-term debt, interest rate |
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3.875%
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| Debt principal amount |
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$ 345,000,000.0
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| 3.875% Convertible Senior Debentures due 2029 [Member] | Leucadia [Member] |
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| Debt Instrument [Line Items] |
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| Senior long-term debt, interest rate |
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3.875%
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| Debt instrument convertible conversion ratio (greater than) |
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130.00%
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| Earliest period of conversion price | Trading_day |
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20
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| Latest period of conversion price |
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30 days
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| Less than trading price per debenture related to common stock |
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95.00%
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| Consecutive trading days |
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10 days
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| Contingent interest |
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0.375%
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| Threshold trading days |
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5 days
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| Interest period |
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6 months
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| Trading price of contingent interest |
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$ 1,200
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| Euro Medium Term Note Program [Member] |
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| Debt Instrument [Line Items] |
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| Long-term debt |
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$ 2,000,000,000.0
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| Class A Notes, Due 2022 [Member] |
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| Debt Instrument [Line Items] |
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| Long-term debt |
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$ 15,000,000
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| Effective interest rate |
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6.75%
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| Class B Notes, Due 2022 [Member] |
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| Debt Instrument [Line Items] |
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| Long-term debt |
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$ 7,500,000
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| Effective interest rate |
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13.45%
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