Related Parties (Tables)

3 Months Ended

Mar. 31, 2018

Related Party Transactions [Abstract]

Schedule of Related Party Transactions

	Three months ended March 31,
$ in millions	2018	2017
Affiliated operating revenues:
Investment management fees	916.1	832.1
Service and distribution fees	245.3	206.1
Performance fees	4.1	8.3
Other	54.8	16.8
Total affiliated operating revenues	1,220.3	1,063.3

$ in millions	March 31, 2018	December 31, 2017
Affiliated asset balances:
Cash and cash equivalents	818.1	875.5
Unsettled fund receivables	387.1	204.0
Accounts receivable	349.8	359.9
Investments	646.0	608.5
Assets held for policyholders	12,901.9	12,444.2
Other assets	3.6	9.2
Total affiliated asset balances	15,106.5	14,501.3
Affiliated liability balances:
Accrued compensation and benefits	79.2	90.7
Accounts payable and accrued expenses	65.3	64.5
Unsettled fund payables	380.9	288.8
Total affiliated liability balances	525.4	444.0