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Retirement Plans and Other Post-Retirement Benefits - Additional Information (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items] |  |  |
Employer contribution of employee's eligible earnings, percentage | 7.00% |  |
Medical insurance coverage with a subsidy cap | $ 10 |  |
Defined contribution plans employees contribution | 50.00% |  |
Employer discretionary contribution of employee's eligible earnings, percentage | 7.50% | 10.00% | 11.00%
Expense associated with Defined Contribution Plans | $ 2,700 | $ 2,400 | $ 2,000
Deferred Compensation Plan | Maximum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Employer contribution of employee's eligible earnings, percentage | 7.00% |  |
Pension Benefits |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Unfunded projected benefit obligation | $ 34,729 | $ 44,885 | 47,333
Discount rates | 5.19% | 2.42% |
Pension Benefits | Maximum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Discount rates | 2.88% |  |
Pension Benefits | Minimum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Discount rates | 1.10% |  |
Other Benefits |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Unfunded projected benefit obligation | $ 3,380 | $ 5,130 | $ 5,967
Discount rates | 5.42% | 2.70% |

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- Definition Defined Contribution Plan, Employer Discretionary Matching Contribution, Percent of Match + References No definition available. + Details
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- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(1) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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- Definition Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of cost for defined contribution plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942 + Details
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- Definition Percentage employer matches of the employee's percentage contribution matched. + References No definition available. + Details
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- Definition Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan. + References No definition available. + Details
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- Definition Amount of (increase) decrease in net periodic benefit cost from government subsidy for prescription drug benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 60 -Section 50 -Paragraph 3 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=6414203&loc=d3e39689-114964 + Details
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