Other Assets and Other Liabilities (Tables)

12 Months Ended

Dec. 31, 2017

Other Assets and Other Liabilities [Abstract]

Schedule of components of other assets and other liabilities

The following table summarizes the components of other assets and other liabilities (in millions):

	December 31,
	2017		2016
Other assets:
Derivatives	$	273.4	$	365.6
Prepaid expenses	120.5		126.9
Amounts advanced to agents, net of discounts	53.5		58.0
Equity method investments	29.1		40.1
Other	199.4		155.7
Total other assets	$	675.9	$	746.3
Other liabilities:
Derivatives	$	263.0	$	262.3
Pension obligations	15.0		26.4
Other	78.8		70.7
Total other liabilities	$	356.8	$	359.4