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Employee Benefit Plans - Allocation of Plan Assets (Details) | Dec. 31, 2021 | Dec. 31, 2020
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U.S. equities | U.S. |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Actual | 41.00% | 37.00%
U.S. equities | Offshore Plan | Superannuation |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Actual | 19.00% | 18.00%
Target Allocation | 19.00% |
U.S. equities | Offshore Plan | Austria Plans |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Actual | 0.00% |
Target Allocation | 0.00% |
Non-U.S. equities | U.S. |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Actual | 24.00% | 27.00%
Non-U.S. equities | Offshore Plan | Superannuation |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Actual | 39.00% | 39.00%
Target Allocation | 39.00% |
Non-U.S. equities | Offshore Plan | Austria Plans |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Actual | 0.00% |
Target Allocation | 0.00% |
Fixed-income securities | U.S. |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Actual | 29.00% | 32.00%
Fixed-income securities | Offshore Plan | Superannuation |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Actual | 10.00% | 9.00%
Target Allocation | 20.00% |
Fixed-income securities | Offshore Plan | Austria Plans |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Actual | 100.00% |
Target Allocation | 100.00% |
Real estate | U.S. |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Actual | 5.00% | 4.00%
Real estate | Offshore Plan | Superannuation |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Actual | 7.00% | 10.00%
Target Allocation | 7.00% |
Real estate | Offshore Plan | Austria Plans |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Actual | 0.00% |
Target Allocation | 0.00% |
Cash and other | U.S. |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Actual | 0.00% | 0.00%
Target Allocation | 0.00% |
Cash and other | Offshore Plan | Superannuation |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Actual | 25.00% | 24.00%
Target Allocation | 15.00% |
Cash and other | Offshore Plan | Austria Plans |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Actual | 0.00% |
Target Allocation | 0.00% |
Minimum | U.S. equities | U.S. |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Target Allocation | 25.00% |
Minimum | Non-U.S. equities | U.S. |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Target Allocation | 15.00% |
Minimum | Fixed-income securities | U.S. |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Target Allocation | 15.00% |
Minimum | Real estate | U.S. |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Target Allocation | 0.00% |
Maximum | U.S. equities | U.S. |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Target Allocation | 55.00% |
Maximum | Non-U.S. equities | U.S. |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Target Allocation | 45.00% |
Maximum | Fixed-income securities | U.S. |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Target Allocation | 40.00% |
Maximum | Real estate | U.S. |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Target Allocation | 5.00% |

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- Definition Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=123450688&loc=d3e4179-114921 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(i) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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- Definition Percentage of actual investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(i) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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