Related Party Disclosures and Transactions - Additional Information (Detail) - USD ($)
$ in Millions |
3 Months Ended |
6 Months Ended |
May 31, 2019 |
May 31, 2018 |
May 31, 2019 |
May 31, 2018 |
| Majority Shareholder |
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| Related Party Transaction [Line Items] |
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| France Family Group, which contains NASCAR, ownership of voting interest in the Company |
74.70%
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74.70%
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| NASCAR |
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| Related Party Transaction [Line Items] |
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| Allocation of broadcast rights fees for each NASCAR Sprint Cup, Nationwide or Camping World Truck series event |
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10.00%
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| Television broadcast and ancillary rights fees from continuing operations received from NASCAR for the NASCAR Sprint Cup, Nationwide and Camping World Truck series events recorded as part of motorsports related revenue |
$ 97.7
|
$ 95.0
|
$ 165.7
|
$ 160.1
|
| Prize and point fund monies paid to NASCAR |
26.9
|
25.9
|
$ 45.8
|
43.9
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| Event Promoter |
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| Related Party Transaction [Line Items] |
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| Allocation of broadcast rights fees for each NASCAR Sprint Cup, Nationwide or Camping World Truck series event |
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90.00%
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| Prize money paid by event promoter as a percent of broadcast rights fees for each NASCAR Sprint Cup, Nationwide or Camping World Truck series event |
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25.00%
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| Allocation Of gross broadcast rights revenue retained by the promoter |
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65.00%
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| Prize and point fund monies paid to NASCAR |
$ 52.3
|
$ 50.2
|
$ 83.2
|
$ 80.0
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