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Commitments and Contingencies (Tables) | 6 Months Ended
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Jun. 30, 2018
Commitments and Contingencies Disclosure [Abstract] |
Schedule of Loss Contingencies by Contingency [Table Text Block] | The following table shows the professional indemnity accrual activity and related payments.
(in millions) |
December 31, 2017 | $ | 26.7 |
New claims | 2.3 |
Prior year claims adjustments | 14.1 |
Claims paid | (7.3 | )
June 30, 2018 | $ | 35.8 |
December 31, 2016 | $ | 7.3 |
New claims | 0.2 |
Prior year claims adjustments | 1.7 |
Claims paid | (2.3 | )
June 30, 2017 | $ | 6.9 |

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