XML 62 R56.htm IDEA: XBRL DOCUMENT v3.20.1
Fair value measurements - Fair value measurements by level (Details) - USD ($)
$ in Millions
Mar. 31, 2020
Dec. 31, 2019
Assets measured at fair value    
Fixed maturity investments $ 1,732.1 $ 1,681.0
Equity securities 366.6 405.2
Short-term investments 1,041.8 1,085.2
Other long-term investments 75.9 77.8
Total investments 3,216.4 3,249.2
Derivative instruments 11.7 11.4
Total assets measured at fair value 3,248.0 3,280.6
Liabilities measured at fair value    
Contingent consideration liabilities 28.3 28.2
Derivative instruments 20.4 9.5
Total liabilities measured at fair value 48.7 37.7
U.S. Government and government agency    
Assets measured at fair value    
Fixed maturity investments 128.2 110.5
Corporate debt securities    
Assets measured at fair value    
Fixed maturity investments 444.3 474.1
Residential mortgage-backed securities    
Assets measured at fair value    
Fixed maturity investments 471.9 438.9
Asset-backed securities    
Assets measured at fair value    
Fixed maturity investments 524.4 486.8
Commercial mortgage-backed securities    
Assets measured at fair value    
Fixed maturity investments 94.3 89.0
Non-U.S. government and government agency    
Assets measured at fair value    
Fixed maturity investments 60.8 63.0
Preferred stocks    
Assets measured at fair value    
Fixed maturity investments 6.5 17.0
U.S. States, municipalities, and political subdivision    
Assets measured at fair value    
Fixed maturity investments 1.7 1.7
Fixed income mutual funds    
Assets measured at fair value    
Equity securities 192.1 175.3
Common shares    
Assets measured at fair value    
Equity securities 184.4 228.1
Other equity securities    
Assets measured at fair value    
Equity securities (9.9) 1.8
Level 1 Inputs    
Assets measured at fair value    
Fixed maturity investments 156.8 140.8
Equity securities 364.9 403.4
Short-term investments 1,019.5 1,073.7
Other long-term investments 0.0 0.0
Total investments 1,541.2 1,617.9
Derivative instruments 1.0 1.3
Total assets measured at fair value 1,542.2 1,619.2
Liabilities measured at fair value    
Contingent consideration liabilities 0.0 0.0
Derivative instruments 0.8 0.2
Total liabilities measured at fair value 0.8 0.2
Level 1 Inputs | U.S. Government and government agency    
Assets measured at fair value    
Fixed maturity investments 127.1 109.1
Level 1 Inputs | Corporate debt securities    
Assets measured at fair value    
Fixed maturity investments 0.0 0.0
Level 1 Inputs | Residential mortgage-backed securities    
Assets measured at fair value    
Fixed maturity investments 0.0 0.0
Level 1 Inputs | Asset-backed securities    
Assets measured at fair value    
Fixed maturity investments 0.0 0.0
Level 1 Inputs | Commercial mortgage-backed securities    
Assets measured at fair value    
Fixed maturity investments 0.0 0.0
Level 1 Inputs | Non-U.S. government and government agency    
Assets measured at fair value    
Fixed maturity investments 29.7 31.7
Level 1 Inputs | Preferred stocks    
Assets measured at fair value    
Fixed maturity investments 0.0 0.0
Level 1 Inputs | U.S. States, municipalities, and political subdivision    
Assets measured at fair value    
Fixed maturity investments 0.0 0.0
Level 1 Inputs | Fixed income mutual funds    
Assets measured at fair value    
Equity securities 192.1 175.3
Level 1 Inputs | Common shares    
Assets measured at fair value    
Equity securities 184.4 228.1
Level 1 Inputs | Other equity securities    
Assets measured at fair value    
Equity securities (11.6) 0.0
Level 2 Inputs    
Assets measured at fair value    
Fixed maturity investments 1,572.7 1,523.2
Equity securities 1.7 1.8
Short-term investments 22.3 11.5
Other long-term investments 0.0 0.0
Total investments 1,596.7 1,536.5
Derivative instruments 0.0 0.0
Total assets measured at fair value 1,596.7 1,536.5
Liabilities measured at fair value    
Contingent consideration liabilities 0.0 0.0
Derivative instruments 0.0 0.0
Total liabilities measured at fair value 0.0 0.0
Level 2 Inputs | U.S. Government and government agency    
Assets measured at fair value    
Fixed maturity investments 1.1 1.4
Level 2 Inputs | Corporate debt securities    
Assets measured at fair value    
Fixed maturity investments 444.3 474.1
Level 2 Inputs | Residential mortgage-backed securities    
Assets measured at fair value    
Fixed maturity investments 471.9 438.9
Level 2 Inputs | Asset-backed securities    
Assets measured at fair value    
Fixed maturity investments 524.4 486.8
Level 2 Inputs | Commercial mortgage-backed securities    
Assets measured at fair value    
Fixed maturity investments 94.3 89.0
Level 2 Inputs | Non-U.S. government and government agency    
Assets measured at fair value    
Fixed maturity investments 31.1 31.3
Level 2 Inputs | Preferred stocks    
Assets measured at fair value    
Fixed maturity investments 3.9 0.0
Level 2 Inputs | U.S. States, municipalities, and political subdivision    
Assets measured at fair value    
Fixed maturity investments 1.7 1.7
Level 2 Inputs | Fixed income mutual funds    
Assets measured at fair value    
Equity securities 0.0 0.0
Level 2 Inputs | Common shares    
Assets measured at fair value    
Equity securities 0.0 0.0
Level 2 Inputs | Other equity securities    
Assets measured at fair value    
Equity securities 1.7 1.8
Level 3 Inputs    
Assets measured at fair value    
Fixed maturity investments 2.6 17.0
Equity securities 0.0 0.0
Short-term investments 0.0 0.0
Other long-term investments 75.9 77.8
Total investments 78.5 94.8
Derivative instruments 10.7 10.1
Total assets measured at fair value 109.1 124.9
Liabilities measured at fair value    
Contingent consideration liabilities 28.3 28.2
Derivative instruments 19.6 9.3
Total liabilities measured at fair value 47.9 37.5
Level 3 Inputs | U.S. Government and government agency    
Assets measured at fair value    
Fixed maturity investments 0.0 0.0
Level 3 Inputs | Corporate debt securities    
Assets measured at fair value    
Fixed maturity investments 0.0 0.0
Level 3 Inputs | Residential mortgage-backed securities    
Assets measured at fair value    
Fixed maturity investments 0.0 0.0
Level 3 Inputs | Asset-backed securities    
Assets measured at fair value    
Fixed maturity investments 0.0 0.0
Level 3 Inputs | Commercial mortgage-backed securities    
Assets measured at fair value    
Fixed maturity investments 0.0 0.0
Level 3 Inputs | Non-U.S. government and government agency    
Assets measured at fair value    
Fixed maturity investments 0.0 0.0
Level 3 Inputs | Preferred stocks    
Assets measured at fair value    
Fixed maturity investments 2.6 17.0
Level 3 Inputs | U.S. States, municipalities, and political subdivision    
Assets measured at fair value    
Fixed maturity investments 0.0 0.0
Level 3 Inputs | Fixed income mutual funds    
Assets measured at fair value    
Equity securities 0.0 0.0
Level 3 Inputs | Common shares    
Assets measured at fair value    
Equity securities 0.0 0.0
Level 3 Inputs | Other equity securities    
Assets measured at fair value    
Equity securities 0.0 0.0
Loan participation    
Assets measured at fair value    
Loan participation 19.9 20.0
Loan participation | Level 1 Inputs    
Assets measured at fair value    
Loan participation 0.0 0.0
Loan participation | Level 2 Inputs    
Assets measured at fair value    
Loan participation 0.0 0.0
Loan participation | Level 3 Inputs    
Assets measured at fair value    
Loan participation $ 19.9 $ 20.0