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Pension and other postretirement benefits - fair values of pension plan assets (Detail) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Cash |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | $ 437
Money market funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 76
Equity Securities | Managed Volatility |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 88,051
Equity Securities | U.S. Small/Mid-Cap Equity |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 24,785
Equity Securities | World Equity (excluding United States) |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 33,376
Equity Securities | Common Equity Securities – Teleflex Incorporated |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 18,838
Equity Securities | Diversified Global |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 5,086
Fixed Income Investments | Long duration bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 73,544
Fixed Income Investments | High yield bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 15,451
Fixed Income Investments | Emerging Markets |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 9,412
Fixed Income Investments | Corporate, government and foreign bonds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 1,864
Fixed Income Investments | Asset backed – home loans |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 527
Other Investments | Multi asset funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 9,622
Other Investments | Other |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 5
Quoted Prices in Active Markets for Identical Assets (Level 1) | Cash |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 437
Quoted Prices in Active Markets for Identical Assets (Level 1) | Money market funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 76
Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity Securities | Managed Volatility |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 88,051
Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity Securities | U.S. Small/Mid-Cap Equity |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 24,785
Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity Securities | World Equity (excluding United States) |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 33,376
Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity Securities | Common Equity Securities – Teleflex Incorporated |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 18,838
Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity Securities | Diversified Global |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 5,086
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed Income Investments | Long duration bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 73,544
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed Income Investments | High yield bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 15,451
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed Income Investments | Emerging Markets |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 9,412
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed Income Investments | Corporate, government and foreign bonds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 1,864
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed Income Investments | Asset backed – home loans |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Quoted Prices in Active Markets for Identical Assets (Level 1) | Other Investments | Multi asset funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 5,460
Quoted Prices in Active Markets for Identical Assets (Level 1) | Other Investments | Other |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Observable Inputs (Level 2) | Cash |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Observable Inputs (Level 2) | Money market funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Observable Inputs (Level 2) | Equity Securities | Managed Volatility |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Observable Inputs (Level 2) | Equity Securities | U.S. Small/Mid-Cap Equity |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Observable Inputs (Level 2) | Equity Securities | World Equity (excluding United States) |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Observable Inputs (Level 2) | Equity Securities | Common Equity Securities – Teleflex Incorporated |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Observable Inputs (Level 2) | Equity Securities | Diversified Global |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Observable Inputs (Level 2) | Fixed Income Investments | Long duration bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Observable Inputs (Level 2) | Fixed Income Investments | High yield bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Observable Inputs (Level 2) | Fixed Income Investments | Emerging Markets |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Observable Inputs (Level 2) | Fixed Income Investments | Corporate, government and foreign bonds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Observable Inputs (Level 2) | Fixed Income Investments | Asset backed – home loans |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 527
Significant Observable Inputs (Level 2) | Other Investments | Multi asset funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 4,162
Significant Observable Inputs (Level 2) | Other Investments | Other |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Unobservable Inputs (Level 3) | Cash |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Unobservable Inputs (Level 3) | Money market funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Unobservable Inputs (Level 3) | Equity Securities | Managed Volatility |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Unobservable Inputs (Level 3) | Equity Securities | U.S. Small/Mid-Cap Equity |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Unobservable Inputs (Level 3) | Equity Securities | World Equity (excluding United States) |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Unobservable Inputs (Level 3) | Equity Securities | Common Equity Securities – Teleflex Incorporated |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Unobservable Inputs (Level 3) | Equity Securities | Diversified Global |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Unobservable Inputs (Level 3) | Fixed Income Investments | Long duration bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Unobservable Inputs (Level 3) | Fixed Income Investments | High yield bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Unobservable Inputs (Level 3) | Fixed Income Investments | Emerging Markets |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Unobservable Inputs (Level 3) | Fixed Income Investments | Corporate, government and foreign bonds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Unobservable Inputs (Level 3) | Fixed Income Investments | Asset backed – home loans |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Unobservable Inputs (Level 3) | Other Investments | Multi asset funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Significant Unobservable Inputs (Level 3) | Other Investments | Other |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  | 5
Fair Value, Measurements, Recurring |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Total investments at fair value | $ 321,514 | 281,074
Investments measured at net asset value | 64,793 | 59,191
Fair value of plan assets | 386,307 | 340,265
Fair Value, Measurements, Recurring | Cash |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 1,324 |
Fair Value, Measurements, Recurring | Money market funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 51 |
Fair Value, Measurements, Recurring | Equity Securities | Managed Volatility |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 79,964 |
Fair Value, Measurements, Recurring | Equity Securities | U.S. Small/Mid-Cap Equity |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 19,239 |
Fair Value, Measurements, Recurring | Equity Securities | World Equity (excluding United States) |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 32,294 |
Fair Value, Measurements, Recurring | Equity Securities | Common Equity Securities – Teleflex Incorporated |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 29,087 |
Fair Value, Measurements, Recurring | Equity Securities | Diversified Global |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 6,353 |
Fair Value, Measurements, Recurring | Fixed Income Investments | Intermediate duration bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 23,378 | 0
Fair Value, Measurements, Recurring | Fixed Income Investments | Long duration bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 94,623 |
Fair Value, Measurements, Recurring | Fixed Income Investments | High yield bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 12,420 |
Fair Value, Measurements, Recurring | Fixed Income Investments | Emerging Markets |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 9,184 |
Fair Value, Measurements, Recurring | Fixed Income Investments | Corporate, government and foreign bonds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 2,024 |
Fair Value, Measurements, Recurring | Fixed Income Investments | Asset backed – home loans |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 454 |
Fair Value, Measurements, Recurring | Other Investments | Multi asset funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 11,114 |
Fair Value, Measurements, Recurring | Other Investments | Other |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 5 |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 316,128 | 276,380
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Cash |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 1,324 |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Money market funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 51 |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity Securities | Managed Volatility |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 79,964 |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity Securities | U.S. Small/Mid-Cap Equity |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 19,239 |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity Securities | World Equity (excluding United States) |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 32,294 |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity Securities | Common Equity Securities – Teleflex Incorporated |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 29,087 |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Equity Securities | Diversified Global |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 6,353 |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed Income Investments | Intermediate duration bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 23,378 |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed Income Investments | Long duration bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 94,623 |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed Income Investments | High yield bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 12,420 |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed Income Investments | Emerging Markets |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 9,184 |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed Income Investments | Corporate, government and foreign bonds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 2,024 |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed Income Investments | Asset backed – home loans |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Other Investments | Multi asset funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 6,187 |
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Other Investments | Other |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 5,381 | 4,689
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) | Cash |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) | Money market funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) | Equity Securities | Managed Volatility |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) | Equity Securities | U.S. Small/Mid-Cap Equity |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) | Equity Securities | World Equity (excluding United States) |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) | Equity Securities | Common Equity Securities – Teleflex Incorporated |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) | Equity Securities | Diversified Global |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) | Fixed Income Investments | Intermediate duration bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) | Fixed Income Investments | Long duration bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) | Fixed Income Investments | High yield bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) | Fixed Income Investments | Emerging Markets |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) | Fixed Income Investments | Corporate, government and foreign bonds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) | Fixed Income Investments | Asset backed – home loans |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 454 |
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) | Other Investments | Multi asset funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 4,927 |
Fair Value, Measurements, Recurring | Significant Observable Inputs (Level 2) | Other Investments | Other |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | 5 | 5
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Cash |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Money market funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Equity Securities | Managed Volatility |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Equity Securities | U.S. Small/Mid-Cap Equity |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Equity Securities | World Equity (excluding United States) |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Equity Securities | Common Equity Securities – Teleflex Incorporated |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Equity Securities | Diversified Global |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Fixed Income Investments | Intermediate duration bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Fixed Income Investments | Long duration bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Fixed Income Investments | High yield bond fund |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Fixed Income Investments | Emerging Markets |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Fixed Income Investments | Corporate, government and foreign bonds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Fixed Income Investments | Asset backed – home loans |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Other Investments | Multi asset funds |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets |  |
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Other Investments | Other |  |
Schedule Of Pension Plan Assets By Fair Value [Line Items] |  |
Fair value of plan assets | $ 5 |

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