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Compensation Plans - Textual (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value | $ 13,800,000 | $ 9,100,000 | $ 5,200,000
Deferred compensation equity | 15,392,418 | 17,011,144 |
Proceeds received under employee stock purchase plan | $ 409,790 | 526,285 | $ 603,268
Deferred compensation arrangement, fully vested employee elected deferral period | 5 years |  |
Deferred compensation liability, current and noncurrent | $ 36,087,170 | $ 30,744,990 |
2022 Equity and Cash Incentive Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Authorizes the issuance of Common Shares in various forms of equity awards (in shares) | 300,000 |  |
2011 Equity and Cash Incentive Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Common Shares available for awards (in shares) | 234,952 |  |
Restricted Stock Units (RSUs) |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Grants issued (in dollars per share) | $ 186.85 | $ 176.46 | $ 158.92
Employee Stock Purchase Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Authorizes the issuance of Common Shares in various forms of equity awards (in shares) | 89,426 |  |
ESPP shares purchased during year (in shares) | 2,904 | 3,392 |
Proceeds received under employee stock purchase plan | $ 400,000 | $ 500,000 |
Share based payment expense | $ 100,000 | $ 100,000 |

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- Definition Value of stock issued under share-based plans to employees or officers which is the unearned portion, accounted for under the fair value method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 35 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480483/718-10-35-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.30) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + 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 -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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