Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2018 |
Mar. 31, 2017 |
|
| Statement of Comprehensive Income [Abstract] | ||
| Net income | $ 25.5 | $ 40.5 |
| Benefit plan adjustments: | ||
| Benefit plan actuarial gains | 14.8 | 11.8 |
| Benefit plan prior service cost | (0.8) | (0.5) |
| Total benefit plan adjustments | 14.0 | 11.3 |
| Foreign currency translation adjustments | 1.0 | 27.2 |
| Unrealized net gains on available-for-sale securities | 0.0 | 0.2 |
| Gains on cash flow hedges | 0.4 | 0.0 |
| Other comprehensive income before tax | 15.4 | 38.7 |
| Provision for income taxes | 3.2 | 4.4 |
| Other comprehensive income | 12.2 | 34.3 |
| Comprehensive income | 37.7 | 74.8 |
| Less comprehensive income attributable to noncontrolling interests | 4.3 | 6.9 |
| Comprehensive income attributable to Brink's | $ 33.4 | $ 67.9 |