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Share-Based Compensation and Other Employee Benefit Plans (Tables) | 12 Months Ended
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Dec. 31, 2020
Share-based Payment Arrangement [Abstract] |
Summary of Changes in Nonvested Restricted Stock Awards | A summary of changes in our nonvested shares for the year follows:
(shares in thousands) | Shares | Weighted Average Grant-Date Fair Value
Year Ended December 31, 2020 |  |
Nonvested balance at beginning of period | 406 |  | $ | 16.98 |
Granted during the year | 365 |  | 14.79 |
Vested during the year | (193) |  | 17.16 |
Forfeited during the year | (20) |  | 16.53 |
Nonvested balance at end of period | 558 |  | $ | 15.51 |
Summary of Changes in Nonvested Restricted Shares | A summary of changes in our nonvested shares for the year follows:
(shares in thousands) | Shares | Weighted Average Grant-Date Fair Value
Year Ended December 31, 2020 |  |
Nonvested balance at beginning of period | 965 |  | $ | 14.07 |
Granted during the year | 344 |  | 17.14 |
Vested during the year | (437) |  | 16.31 |
Forfeited during the year | (1) |  | 12.62 |
Dividend equivalents adjustment | 40 |  | 14.48 |
Nonvested balance at end of period | 911 |  | $ | 14.18 |
Summary of Activity in Stock Option Plan | A summary of the activity in stock appreciation rights in 2020 follows:
(shares in thousands) | Shares | Weighted Average Exercise Price | Weighted Average Remaining Contractual Term in Years | Aggregate Intrinsic Value (in thousands)
Year Ended December 31, 2020 |  |  |  |
Outstanding at beginning of period | 57 |  | $ | 4.11 |  |  |
Exercised | (16) |  | 3.76 |  |  |
Outstanding at end of period | 41 |  | $ | 4.24 |  | 1.35 | $ | 509.8 |
Options exercisable at end of year | 41 |  | $ | 4.24 |  | 1.35 | $ | 509.8 |
Schedule of Information Related to Stock Option Plan | Information related to stock option and appreciation rights follows:
| Year Ended December 31,
(dollars in thousands) | 2020 | 2019 | 2018
Intrinsic value of options/appreciation rights exercised | $ | 213 |  | $ | 178 |  | $ | 385 |
Cash received from options/appreciation rights exercises | — |  | 280 |  | 948 |
Tax benefit realized from options/appreciation rights exercises | 85 |  | 71 |  | 154 |

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- Definition Tabular disclosure of the changes in outstanding nonvested restricted stock shares. + 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) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the changes in outstanding nonvested performance-based 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=120381028&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + 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 (d) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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