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Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Millions |  | 1 Months Ended | 3 Months Ended | 8 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2020 | Jul. 31, 2016 | Mar. 31, 2021 | Mar. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Aug. 06, 2020 | Feb. 29, 2012
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |
Number of shares purchased from plan participants (in shares) |  |  | 108,287 |  |  |  |  |  |
Dividend per common share (in usd per share) |  |  | $ 0 |  | $ 0 |  |  |  |
Integrated Global Concepts, Inc |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |
Shares acquired and subsequently retired (in shares) |  | 935,231 |  |  |  |  |  |  |
2012 Repurchase Program |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |
Maximum number of shares authorized to be repurchased (in shares) |  |  |  |  |  |  |  |  | 5,000,000
Shares repurchased under the program (in shares) |  |  |  |  | 1,140,819 | 197,870 | 600,000 |  |
Aggregate cost of shares repurchased | $ 204.6 |  |  |  | $ 87.5 | $ 16.0 | $ 42.5 |  |
2020 Repurchase Program |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |
Maximum number of shares authorized to be repurchased (in shares) |  |  |  |  |  |  |  | 10,000,000,000,000 |
Shares repurchased under the program (in shares) |  |  | 0 | 2,490,599 |  |  |  |  |
Aggregate cost of shares repurchased |  |  |  | $ 177.8 |  |  |  |  |

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