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Stock-Based Compensation (Tables) | 9 Months Ended
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Sep. 30, 2021
Share-based Payment Arrangement [Abstract] |
Stock Compensation Plans | The table below summarizes the transactions under the Company’s active stock-based compensation plans for the nine months ended September 30, 2021:
| Stock Options Outstanding |  | Non-vested Stock Awards Outstanding |  | Non-vested Stock Units Outstanding
(Shares in thousands) | Number of Shares |  | Weighted Average Exercise Price |  | Number of Shares |  | Weighted Average Grant-Date Fair Value |  | Number of Shares |  | Weighted Average Grant-Date Fair Value
Beginning balance, January 1, 2021 | 658 |  |  | $ | 22.48 |  |  | 5 |  |  | $ | 22.35 |  |  | 1,032 |  |  | $ | 24.53 |
Granted | — |  |  | — |  |  | — |  |  | — |  |  | 526 |  |  | 29.00 |
Stock options exercised | (183) |  |  | 22.50 |  |  | — |  |  | — |  |  | — |  |  | — |
Stock awards/units vested (earned) | — |  |  | — |  |  | (3) |  |  | 22.48 |  |  | (331) |  |  | 25.62 |
Forfeited/expired | — |  |  | — |  |  | — |  |  | — |  |  | (77) |  |  | 25.78 |
Balance, September 30, 2021 | 475 |  |  | $ | 22.47 |  |  | 2 |  |  | $ | 22.20 |  |  | 1,150 |  |  | $ | 26.14 |
Exercisable, September 30, 2021 | 475 |  |  | $ | 22.47 |  |  |  |  |  |  |  |  |
Stock Options | The following table summarizes information about stock options under the plans outstanding at September 30, 2021:
|  |  |  | Options Outstanding |  | Options Exercisable
Range of Exercise Prices |  | Number of Shares (In thousands) |  | Weighted Average Remaining Contractual Life (Years) |  | Weighted Average Exercise Price |  | Number of Shares (In thousands) |  | Weighted Average Exercise Price
$ | 9.46 |  |  | — |  | $ | 9.46 |  |  | 1 |  | 0.30 |  | $9.46 |  | 1 |  | $9.46
10.65 |  |  | — |  | 10.65 |  |  | 3 |  | 1.33 |  | 10.65 |  | 3 |  | 10.65
20.29 |  |  | — |  | 20.29 |  |  | 47 |  | 3.25 |  | 20.29 |  | 47 |  | 20.29
20.36 |  |  | — |  | 20.36 |  |  | 1 |  | 3.13 |  | 20.36 |  | 1 |  | 20.36
22.20 |  |  | — |  | 22.20 |  |  | 51 |  | 3.48 |  | 22.20 |  | 51 |  | 22.20
22.75 |  |  | — |  | 22.75 |  |  | 293 |  | 3.86 |  | 22.75 |  | 293 |  | 22.75
23.51 |  |  | — |  | 23.51 |  |  | 72 |  | 4.30 |  | 23.51 |  | 72 |  | 23.51
24.07 |  |  | — |  | 24.07 |  |  | 7 |  | 3.96 |  | 24.07 |  | 7 |  | 24.07
$ | 9.46 |  |  | — |  | $ | 24.07 |  |  | 475 |  | 3.80 |  | $22.47 |  | 475 |  | $22.47
Restricted Performance Stock Unit Activity | The table below summarizes the Company’s performance stock unit activity for the nine months ended September 30, 2021:
(In thousands) |  | Performance Stock Units
Non-vested, January 1, 2021 |  | 222 |
Granted |  | 97 |
Vested (earned) |  | (57) |
Forfeited |  | (5) |
Non-vested, June 30, 2021 |  | 257 |

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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + 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 -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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