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v3.22.2.2

Senior Debt - Senior Debt (Detail) - USD ($) | 9 Months Ended |
--- | --- | ---
Sep. 30, 2022 | Dec. 31, 2021
Debt Instrument [Line Items] |  |
Senior Debt, Outstanding Principal | $ 1,700,000,000 | $ 1,700,000,000
Senior Debt, Outstanding Unamortized Debt Costs | 12,908,000 | 14,773,000
Senior Debt, Outstanding Carrying Value | 1,687,092,000 | 1,685,227,000
Lazard Group 2025 Senior Notes [Member] |  |
Debt Instrument [Line Items] |  |
Senior Debt, Initial Principal Amount | $ 400,000,000 |
Senior Debt, Maturity Date | Feb. 13, 2025 |
Senior Debt, Annual Interest Rate | 3.75% |
Senior Debt, Outstanding Principal | $ 400,000,000 | 400,000,000
Senior Debt, Outstanding Unamortized Debt Costs | 1,121,000 | 1,476,000
Senior Debt, Outstanding Carrying Value | 398,879,000 | 398,524,000
Lazard Group 2027 Senior Notes [Member] |  |
Debt Instrument [Line Items] |  |
Senior Debt, Initial Principal Amount | $ 300,000,000 |
Senior Debt, Maturity Date | Mar. 01, 2027 |
Senior Debt, Annual Interest Rate | 3.625% |
Senior Debt, Outstanding Principal | $ 300,000,000 | 300,000,000
Senior Debt, Outstanding Unamortized Debt Costs | 1,723,000 | 2,015,000
Senior Debt, Outstanding Carrying Value | 298,277,000 | 297,985,000
Lazard Group 2028 Senior Notes [Member] |  |
Debt Instrument [Line Items] |  |
Senior Debt, Initial Principal Amount | $ 500,000,000 |
Senior Debt, Maturity Date | Sep. 19, 2028 |
Senior Debt, Annual Interest Rate | 4.50% |
Senior Debt, Outstanding Principal | $ 500,000,000 | 500,000,000
Senior Debt, Outstanding Unamortized Debt Costs | 5,077,000 | 5,716,000
Senior Debt, Outstanding Carrying Value | 494,923,000 | 494,284,000
Lazard Group 2029 Senior Notes [Member] |  |
Debt Instrument [Line Items] |  |
Senior Debt, Initial Principal Amount | $ 500,000,000 |
Senior Debt, Maturity Date | Mar. 11, 2029 |
Senior Debt, Annual Interest Rate | 4.375% |
Senior Debt, Outstanding Principal | $ 500,000,000 | 500,000,000
Senior Debt, Outstanding Unamortized Debt Costs | 4,987,000 | 5,566,000
Senior Debt, Outstanding Carrying Value | $ 495,013,000 | $ 494,434,000

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
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