Related Parties (Tables)

6 Months Ended

Jun. 30, 2016

Related Party Transactions [Abstract]

Schedule of Related Party Transactions

	Three months ended June 30,		Six months ended June 30,
$ in millions	2016	2015	2016	2015
Affiliated operating revenues:
Investment management fees	820.1	927.7	1,617.0	1,809.1
Service and distribution fees	203.1	219.6	400.6	431.6
Performance fees	6.4	1.5	16.8	12.3
Other	24.7	30.4	46.5	58.0
Total affiliated operating revenues	1,054.3	1,179.2	2,080.9	2,311.0

$ in millions	June 30, 2016	December 31, 2015
Affiliated asset balances:
Cash and cash equivalents	328.1	383.3
Unsettled fund receivables	321.8	166.7
Accounts receivable	310.6	317.7
Investments	847.3	982.7
Assets held for policyholders	6,620.1	6,051.2
Other assets	2.1	3.4
Total affiliated asset balances	8,430.0	7,905.0
Affiliated liability balances:
Accrued compensation and benefits	82.6	105.0
Accounts payable and accrued expenses	94.6	82.9
Unsettled fund payables	799.9	248.2
Total affiliated liability balances	977.1	436.1