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Stock-Based Compensation (Tables) | 3 Months Ended
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Mar. 31, 2020
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Summary of Activity for Restricted Stock Awards | The following table provides a summary of activity with regard to restricted stock awards in the three months ended March 31, 2020:
|  | Number of Shares |  |  | Weighted Average Grant Date Fair Value |
Unvested at beginning of year |  |  | 6,516,101 |  |  | $ | 13.31 |
Granted |  |  | 2,387,645 |  |  |  | 11.64 |
Vested |  |  | (1,964,371 | ) |  |  | 14.14 |
Canceled |  |  | (52,840 | ) |  |  | 12.30 |
Unvested at end of period |  |  | 6,886,535 |  |  |  | 12.51 |

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- Definition Tabular disclosure of the changes in outstanding nonvested restricted stock units. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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