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Stock-Based Compensation Plans (Tables) | 3 Months Ended
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Mar. 31, 2021
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Outstanding Awards Under 2013 Omnibus Equity Incentive Plan | Activity under the 2013 Plan consisted of the following (dollars in thousands, except weighted average per share data):
|  | RSA Grants to Non-employee Directors |  |  | RSU Grants to Employees |  |  | RSU Grants to Independent Contractors |  |  | Total |  |  | Weighted- Average Grant Date Fair Value Per Share |
Nonvested shares at December 31, 2020 (1) |  |  | 16,728 |  |  |  | 637,650 |  |  |  | 264,001 |  |  |  | 918,379 |  |  |  | 33.73 |
Granted |  |  | — |  |  |  | 217,893 |  |  |  | 9,834 |  |  |  | 227,727 |  |  |  | 39.10 |
Vested |  |  | — |  |  |  | (132,176 | ) |  |  | (16,941 | ) |  |  | (149,117 | ) |  |  | 33.01 |
Transferred |  |  | — |  |  |  | (3,220 | ) |  |  | 3,220 |  |  |  | — |  |  |  | 31.05 |
Forfeited/canceled |  |  | — |  |  |  | (16,476 | ) |  |  | (3,585 | ) |  |  | (20,061 | ) |  |  | 33.05 |
Nonvested shares at March 31, 2021 (1) |  |  | 16,728 |  |  |  | 703,671 |  |  |  | 256,529 |  |  |  | 976,928 |  |  |  | 34.56 |
Unrecognized stock-based compensation expense as of March 31, 2021 (2) |  | $ | 42 |  |  | $ | 24,124 |  |  | $ | 7,212 |  |  | $ | 31,378 |  |  |  |  |
Weighted average remaining vesting period (years) as of March 31, 2021 |  |  | 0.10 |  |  |  | 3.91 |  |  |  | 3.09 |  |  |  | 3.72 |  |  |  |  |
(1) | Nonvested RSUs will be settled through the issuance of new shares of common stock.
(2) | The total unrecognized compensation expense is expected to be recognized over a weighted-average period of approximately 3.72 years.
Schedule of Future Share Settlements |
|  | March 31, 202 1 |
2021 |  |  | 60,373 |
2022 |  |  | 281,193 |
|  |  | 341,566 |
Stock-Based Compensation Expense | Components of stock-based compensation are included in selling, general and administrative expense in the condensed consolidated statements of net and comprehensive income and consisted of the following (in thousands):
|  | Three Months Ended March 31, |
|  | 2021 |  |  | 2020 |
ESPP |  | $ | 50 |  |  | $ | 47 |
RSAs – non-employee directors |  |  | 111 |  |  |  | 160 |
RSUs – employees |  |  | 1,454 |  |  |  | 1,656 |
RSUs – independent contractors |  |  | 673 |  |  |  | 769 |
|  | $ | 2,288 |  |  | $ | 2,632 |

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