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v3.22.2

Premium Income by Major Line of Business within Each Segment (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Segment Reporting Information |  |  |  |
Premium Income | $ 2,417.3 | $ 2,374.4 | $ 4,820.6 | $ 4,752.7
Operating Segments |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 2,417.3 | 2,374.4 | 4,820.6 | 4,752.7
Operating Segments | Unum US |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 1,572.3 | 1,522.1 | 3,117.2 | 3,047.9
Operating Segments | Unum US | Group Long-term Disability |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 474.4 | 458.6 | 938.3 | 916.3
Operating Segments | Unum US | Group Short-term Disability |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 232.1 | 213.6 | 453.7 | 428.8
Operating Segments | Unum US | Group Life |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 419.6 | 414.6 | 832.2 | 824.6
Operating Segments | Unum US | Accidental Death & Dismemberment |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 43.8 | 42.0 | 85.9 | 83.4
Operating Segments | Unum US | Voluntary Benefits |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 215.7 | 212.1 | 436.2 | 430.8
Operating Segments | Unum US | Individual Disability |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 117.8 | 113.6 | 231.4 | 229.3
Operating Segments | Unum US | Dental and Vision |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 68.9 | 67.6 | 139.5 | 134.7
Operating Segments | Unum International |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 179.4 | 183.5 | 367.2 | 357.9
Operating Segments | Unum International | Group Long-term Disability |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 94.3 | 105.1 | 197.7 | 202.2
Operating Segments | Unum International | Group Life |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 33.3 | 28.0 | 65.5 | 55.3
Operating Segments | Unum International | Supplemental |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 29.4 | 27.9 | 58.4 | 55.9
Operating Segments | Unum International | Unum Poland |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 22.4 | 22.5 | 45.6 | 44.5
Operating Segments | Colonial Life |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 427.6 | 419.7 | 858.3 | 846.1
Operating Segments | Colonial Life | Accident, Sickness, and Disability |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 238.2 | 236.4 | 477.9 | 477.1
Operating Segments | Colonial Life | Life Insurance |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 101.3 | 96.1 | 203.0 | 192.7
Operating Segments | Colonial Life | Cancer and Critical Illness Colonial |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 88.1 | 87.2 | 177.4 | 176.3
Operating Segments | Closed Block |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 238.0 | 249.1 | 477.9 | 500.8
Operating Segments | Closed Block | Individual Disability |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 62.4 | 72.4 | 125.8 | 144.5
Operating Segments | Closed Block | Long-term Care |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | 173.7 | 174.9 | 348.5 | 352.3
Operating Segments | Closed Block | Other Insurance Product Line |  |  |  |
Segment Reporting Information |  |  |  |
Premium Income | $ 1.9 | $ 1.8 | $ 3.6 | $ 4.0

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