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Segment Information - Summary of Financial Information Concerning Reportable Segments (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2019 | Mar. 31, 2018 | Dec. 31, 2018
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | $ 274.5 | $ 292.4 |
Interest, investment and other income, including realized gains and losses | 12.6 | 1.3 |
Total revenues and other income | 287.1 | 293.7 |
Depreciation and amortization | 13.9 | 14.3 |
Interest expense | (3.7) | (3.0) |
Loss before income taxes and equity in losses of unconsolidated affiliates | (5.7) | (9.7) |
Income tax (benefit) expense | (7.2) | (5.5) |
Earnings (loss) before equity in losses of unconsolidated affiliates | 1.5 | (4.2) |
Equity in earnings of unconsolidated affiliates | (21.4) | (1.1) |
Net loss | (19.9) | (5.3) |
Assets | 1,959.0 | 1,340.6 | $ 1,459.5
Goodwill | 164.8 | 202.0 | $ 164.8
Restaurant Group |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 257.8 | 273.8 |
Operating Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Goodwill |  |  |
Operating Segments | Restaurant Group |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 257.8 | 273.8 |
Interest, investment and other income, including realized gains and losses | 0.7 | 0.0 |
Total revenues and other income | 258.5 | 273.8 |
Depreciation and amortization | 9.7 | 10.7 |
Interest expense | (1.0) | (3.7) |
Loss before income taxes and equity in losses of unconsolidated affiliates | (8.1) | (9.3) |
Income tax (benefit) expense | (0.1) | 0.0 |
Earnings (loss) before equity in losses of unconsolidated affiliates | (8.0) | (9.3) |
Equity in earnings of unconsolidated affiliates | 0.0 | 0.1 |
Net loss | (8.0) | (9.2) |
Assets | 670.7 | 480.2 |
Goodwill | 76.4 | 103.1 |
Operating Segments | T-System |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 12.2 | 15.4 |
Interest, investment and other income, including realized gains and losses | 0.0 | 0.0 |
Total revenues and other income | 12.2 | 15.4 |
Depreciation and amortization | 3.5 | 3.6 |
Interest expense | (1.4) | 0.0 |
Loss before income taxes and equity in losses of unconsolidated affiliates | (4.9) | (0.8) |
Income tax (benefit) expense | (1.2) | (1.8) |
Earnings (loss) before equity in losses of unconsolidated affiliates | (3.7) | 1.0 |
Equity in earnings of unconsolidated affiliates | 0.0 | 0.0 |
Net loss | (3.7) | 1.0 |
Assets | 205.0 | 220.7 |
Goodwill | 88.4 | 98.9 |
Operating Segments | Ceridian |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 203.7 | 188.8 |
Interest, investment and other income, including realized gains and losses | 0.0 | 0.0 |
Total revenues and other income | 203.7 | 188.8 |
Depreciation and amortization | 14.4 | 13.9 |
Interest expense | (8.9) | (22.2) |
Loss before income taxes and equity in losses of unconsolidated affiliates | 16.9 | 8.0 |
Income tax (benefit) expense | 5.7 | 5.8 |
Earnings (loss) before equity in losses of unconsolidated affiliates | 11.2 | 2.2 |
Equity in earnings of unconsolidated affiliates | 0.0 | 0.0 |
Net loss | 11.2 | 2.2 |
Assets |  | 7,072.2 |
Goodwill | 1,944.9 | 1,950.1 |
Operating Segments | Dun & Bradstreet |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 174.1 |  |
Interest, investment and other income, including realized gains and losses | 0.0 |  |
Total revenues and other income | 174.1 |  |
Depreciation and amortization | 80.5 |  |
Interest expense | (49.1) |  |
Loss before income taxes and equity in losses of unconsolidated affiliates | (111.6) |  |
Income tax (benefit) expense | (30.5) |  |
Earnings (loss) before equity in losses of unconsolidated affiliates | (81.1) |  |
Equity in earnings of unconsolidated affiliates | 0.0 |  |
Net loss | (81.1) |  |
Assets | 9,161.0 |  |
Goodwill | 2,797.6 |  |
Operating Segments | Corporate and Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 4.5 | 3.2 |
Interest, investment and other income, including realized gains and losses | 11.9 | 1.3 |
Total revenues and other income | 16.4 | 4.5 |
Depreciation and amortization | 0.7 | 0.0 |
Interest expense | (1.3) | 0.7 |
Loss before income taxes and equity in losses of unconsolidated affiliates | 7.3 | 0.4 |
Income tax (benefit) expense | (5.9) | (3.7) |
Earnings (loss) before equity in losses of unconsolidated affiliates | 13.2 | 4.1 |
Equity in earnings of unconsolidated affiliates | 0.3 | 0.7 |
Net loss | 13.5 | 4.8 |
Assets | 1,083.3 | 639.7 |
Goodwill | 0.0 | 0.0 |
Ceridian and Dun & Bradstreet Elimination |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | (377.8) | (188.8) |
Interest, investment and other income, including realized gains and losses | 0.0 | 0.0 |
Total revenues and other income | (377.8) | (188.8) |
Depreciation and amortization | (94.9) | (13.9) |
Interest expense | 58.0 | 22.2 |
Loss before income taxes and equity in losses of unconsolidated affiliates | 94.7 | (8.0) |
Income tax (benefit) expense | 24.8 | (5.8) |
Earnings (loss) before equity in losses of unconsolidated affiliates | 69.9 | (2.2) |
Equity in earnings of unconsolidated affiliates | (21.7) | (1.9) |
Net loss | 48.2 | (4.1) |
Assets | (16,420.1) | (7,072.2) |
Goodwill | (4,742.5) | (1,950.1) |
Restaurant revenue |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 257.8 | 273.8 |
Restaurant revenue | Restaurant Group |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 245.3 | 259.2 |
Restaurant revenue | Operating Segments | Restaurant Group |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 257.8 | 273.8 |
Restaurant revenue | Operating Segments | T-System |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 0.0 | 0.0 |
Restaurant revenue | Operating Segments | Ceridian |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 0.0 | 0.0 |
Restaurant revenue | Operating Segments | Dun & Bradstreet |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 0.0 |  |
Restaurant revenue | Operating Segments | Corporate and Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 0.0 | 0.0 |
Restaurant revenue | Ceridian and Dun & Bradstreet Elimination |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 0.0 | 0.0 |
Other operating revenue |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 16.7 | 18.6 |
Other operating revenue | Operating Segments | Restaurant Group |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 0.0 | 0.0 |
Other operating revenue | Operating Segments | T-System |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 12.2 | 15.4 |
Other operating revenue | Operating Segments | Ceridian |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 203.7 | 188.8 |
Other operating revenue | Operating Segments | Dun & Bradstreet |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 174.1 |  |
Other operating revenue | Operating Segments | Corporate and Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | 4.5 | 3.2 |
Other operating revenue | Ceridian and Dun & Bradstreet Elimination |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues from external customers | (377.8) | $ (188.8) |
Ceridian | Operating Segments | Ceridian |  |  |
Segment Reporting Information [Line Items] |  |  |
Assets | $ 7,259.1 |  |

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