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Share-Based Payments - Summary of Restricted Stock and RSU Vesting Dates (Details) - LTIP [Member] | Sep. 30, 2018 shares
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Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 1,703,091
2018 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 781,675
2019 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 618,197
2020 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 300,851
2021 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 2,368
Restricted Stock [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 108,791
Restricted Stock [Member] | 2018 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 43,094
Restricted Stock [Member] | 2019 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 60,803
Restricted Stock [Member] | 2020 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 4,894
Restricted Stock [Member] | 2021 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 0
RSU [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 1,594,300
RSU [Member] | 2018 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 738,581
RSU [Member] | 2019 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 557,394
RSU [Member] | 2020 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 295,957
RSU [Member] | 2021 [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of shares vesting (in shares) | 2,368

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- Definition Share based compensation arrangement by share based payment award equity instruments other than options expected to vest. + References No definition available. + 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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