Share-Based Compensation - Narrative (Details) - $ / shares
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|
1 Months Ended |
3 Months Ended |
Feb. 10, 2016 |
Feb. 29, 2016 |
Mar. 25, 2016 |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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|
|
| Stock options granted |
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|
2,400,000
|
| Fair value of stock options |
|
|
$ 4.68
|
| Restricted Stock |
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|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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|
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| Award vesting period |
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|
3 years
|
| Employee Stock Option |
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|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
| Award vesting period |
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|
3 years
|
| Term of stock options |
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|
P10Y
|
| 2015 - 2017 LTIP |
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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|
|
| Percentage of payout subject to downward adjustment (up to) |
|
|
30.00%
|
| 2015 - 2017 LTIP | Minimum |
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|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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|
|
| Payout range for participants |
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|
0.00%
|
| 2015 - 2017 LTIP | Maximum |
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|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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|
|
| Payout range for participants |
|
|
200.00%
|
| 2015 - 2017 LTIP | Performance Units |
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|
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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|
|
| Awards granted |
839,000
|
|
|
| Percentage of grants with performance vesting, operating ratio |
50.00%
|
|
|
| Percentage of grants with performance vesting, return on assets |
50.00%
|
|
|
| Performance unit equivalent of CSX common stock, in shares |
1
|
|
|
| 2015 - 2017 LTIP | Restricted Stock Units (RSUs) |
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|
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
|
| Awards granted |
|
419,000
|
|
| Award vesting period |
3 years
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