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v3.22.2.2

Stock-Based Compensation (Details) $ / shares in Units, $ in Thousands | 3 Months Ended | 6 Months Ended | 9 Months Ended
--- | --- | --- | ---
Sep. 30, 2022 USD ($) $ / shares shares | Mar. 31, 2022 stock_awards $ / shares shares | Sep. 30, 2021 USD ($) | Mar. 31, 2021 stock_awards | Jun. 30, 2022 $ / shares shares | Sep. 30, 2022 USD ($) tranch $ / shares shares | Sep. 30, 2021 USD ($) shares
Stock-Based Compensation [Abstract] |  |  |  |  |  |  |  |
Number of types of stock-based awards granted (in types) | stock_awards |  |  | 2 |  | 2 |  |  |
Fair market value of awards | $ |  |  |  |  |  |  | $ 12,000 | $ 9,200
Stock-based compensation expense | $ |  | $ 3,287 |  | $ 2,181 |  |  | 8,690 | 5,684
Tax benefit from compensation expense | $ |  |  |  |  |  |  | 2,200 | 1,400
Unrecognized compensation expense | $ |  | 16,900 |  |  |  |  | $ 16,900 |
Unrecognized compensation, period for recognition |  |  |  |  |  |  | 1 year 10 months 24 days |
Performance Shares [Member] |  |  |  |  |  |  |  |
Stock-Based Compensation [Abstract] |  |  |  |  |  |  |  |
Stock-based compensation expense | $ |  | $ 1,933 |  | 1,190 |  |  | $ 4,934 | 3,024
Number of shares [Abstract] |  |  |  |  |  |  |  |
Outstanding, December 31, 2021 |  |  | 246,210 |  |  | 246,210 | 246,210 |
Granted |  |  |  |  |  |  | 66,180 |
Performance condition adjustment (a) | [1] |  |  |  |  |  | 64,399 |
Vested |  |  |  |  |  |  | (58,935) |
Forfeited |  |  |  |  |  |  | 0 |
Outstanding, September 30, 2022 |  | 317,854 |  |  |  |  | 317,854 |
Weighted Average Grant Date Fair Value [Abstract] |  |  |  |  |  |  |  |
Outstanding, December 31, 2021 | $ / shares |  |  | $ 39.50 |  |  | $ 39.50 | $ 39.50 |
Granted | $ / shares |  |  |  |  |  |  | 79.81 |
Performance condition adjustment (a) | $ / shares | [1] |  |  |  |  |  | 52.45 |
Vested | $ / shares |  |  |  |  |  |  | 34.41 |
Forfeited | $ / shares |  |  |  |  |  |  | 0 |
Outstanding, September 30, 2022 | $ / shares |  | $ 51.46 |  |  |  |  | $ 51.46 |
Restricted Stock Units (RSUs) [Member] |  |  |  |  |  |  |  |
Stock-Based Compensation [Abstract] |  |  |  |  |  |  |  |
Stock-based compensation expense | $ |  | $ 1,354 |  | $ 991 |  |  | $ 3,756 | $ 2,660
Number of shares [Abstract] |  |  |  |  |  |  |  |
Outstanding, December 31, 2021 |  |  | 161,300 |  |  | 161,300 | 161,300 |
Granted |  |  |  |  |  |  | 86,869 |
Performance condition adjustment (a) |  |  |  |  |  |  | 0 |
Vested |  |  |  |  |  |  | (91,594) |
Forfeited |  |  |  |  |  |  | (1,236) |
Outstanding, September 30, 2022 |  | 155,339 |  |  |  |  | 155,339 |
Weighted Average Grant Date Fair Value [Abstract] |  |  |  |  |  |  |  |
Outstanding, December 31, 2021 | $ / shares |  |  | $ 45.08 |  |  | $ 45.08 | $ 45.08 |
Granted | $ / shares |  |  |  |  |  |  | 79.92 |
Performance condition adjustment (a) | $ / shares |  |  |  |  |  |  | 0 |
Vested | $ / shares |  |  |  |  |  |  | 43.58 |
Forfeited | $ / shares |  |  |  |  |  |  | 79.83 |
Outstanding, September 30, 2022 | $ / shares |  | $ 65.17 |  |  |  |  | $ 65.17 |
Officers and Other Employees and Nonemployment directors | Restricted Stock Units (RSUs) [Member] |  |  |  |  |  |  |  |
Number of shares [Abstract] |  |  |  |  |  |  |  |
Granted |  |  |  |  |  |  | 86,869 | 101,059
Nonemployee Directors [Member] | Restricted Stock Units (RSUs) [Member] |  |  |  |  |  |  |  |
Stock-Based Compensation [Abstract] |  |  |  |  |  |  |  |
Vesting period (in years) |  |  |  |  |  |  | 1 year |
Officers and other employees [Member] | Performance Shares [Member] |  |  |  |  |  |  |  |
Number of shares [Abstract] |  |  |  |  |  |  |  |
Granted |  |  |  |  |  |  | 66,180 | 73,265
Officers and other employees [Member] | Restricted Stock Units (RSUs) [Member] |  |  |  |  |  |  |  |
Stock-Based Compensation [Abstract] |  |  |  |  |  |  |  |
Number of equal tranches for annual vesting (in tranches) | tranch |  |  |  |  |  |  | 3 |
Officer [Member] | Performance Shares [Member] |  |  |  |  |  |  |  |
Stock-Based Compensation [Abstract] |  |  |  |  |  |  |  |
Performance Shares that could be awarded, as a percentage of ROIC target amount, minimum |  |  |  |  |  |  | 0.00% |
Performance Shares that could be awarded, as a percentage of ROIC target amount, maximum |  |  |  |  |  |  | 200.00% |
Performance Shares Target Percentage Earned, Officers |  |  |  |  |  | 200.00% |  |
Vesting period (in years) |  |  |  |  |  |  | 3 years |
Other employees [Member] | Performance Shares [Member] |  |  |  |  |  |  |  |
Stock-Based Compensation [Abstract] |  |  |  |  |  |  |  |
Performance Shares that could be awarded, as a percentage of EBITDA target amount, minimum |  |  |  |  |  |  | 0.00% |
Performance Shares that could be awarded, as a percentage of EBITDA target amount, maximum |  |  |  |  |  |  | 200.00% |
Performance Shares Target Percentage Earned, Other Employees |  |  |  |  |  | 200.00% |  |
Number of equal tranches for annual vesting (in tranches) | tranch |  |  |  |  |  |  | 3 |
[1] | Represents additional PSUs granted during the nine months ended September 30, 2022, related to above-target achievement of the 2021 performance condition described above.

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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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