Employee Benefit Plans (Pension Benefit Plan) - Schedule of Cash Equivalents and Investments Held at Fair Value (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets		$ 32,762	$ 32,263
Pension Benefit Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 48,720	32,762
Pension Benefit Plan [Member] \| Cash and Cash Equivalents [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	1,423	801
Pension Benefit Plan [Member] \| Available-For-Sale Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	47,297	31,961
Pension Benefit Plan [Member] \| Corporate Bonds [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	13,256	7,528
Pension Benefit Plan [Member] \| Government Bonds [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	5,490	5,721
Pension Benefit Plan [Member] \| Global Equity [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	15,452	12,170
Pension Benefit Plan [Member] \| Balanced Fund [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	5,190	2,919
Pension Benefit Plan [Member] \| Emerging Markets [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	1,707	2,259
Pension Benefit Plan [Member] \| Large Cap Value [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	194	235
Pension Benefit Plan [Member] \| Global Real Estate Fund [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	6,008	1,129
Pension Benefit Plan [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	48,720	32,762
Pension Benefit Plan [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Cash and Cash Equivalents [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	1,423	801
Pension Benefit Plan [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Available-For-Sale Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	47,297	31,961
Pension Benefit Plan [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Corporate Bonds [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	13,256	7,528
Pension Benefit Plan [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Government Bonds [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	5,490	5,721
Pension Benefit Plan [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Global Equity [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	15,452	12,170
Pension Benefit Plan [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Balanced Fund [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	5,190	2,919
Pension Benefit Plan [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Emerging Markets [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	1,707	2,259
Pension Benefit Plan [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Large Cap Value [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	194	235
Pension Benefit Plan [Member] \| Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] \| Global Real Estate Fund [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 6,008	$ 1,129