OTHER COMPREHENSIVE INCOME/(LOSS)

The components of accumulated other comprehensive income/(loss) were as follows:



	2018
$ in millions	Foreign currency translation		Employee benefit plans		Equity method investments		Available-for-sale investments		Total
Other comprehensive income/(loss), net of tax:
Currency translation differences on investments in foreign subsidiaries	(327.1	)	—		—		—		(327.1	)
Actuarial gain/(loss) related to employee benefit plans	—		(13.0	)	—		—		(13.0	)
Other comprehensive income/(loss), net	—		5.0		(4.3	)	(1.2	)	(0.5	)
Other comprehensive income/(loss), net of tax	(327.1	)	(8.0	)	(4.3	)	(1.2	)	(340.6	)

Beginning balance	(290.5	)	(109.7	)	4.3		4.7		(391.2	)
Adjustment for adoption of ASU 2016-01	—		—		—		(3.2	)	(3.2	)
January 1, 2018, as adjusted	(290.5	)	(109.7	)	4.3		1.5		(394.4	)
Other comprehensive income/(loss), net of tax	(327.1	)	(8.0	)	(4.3	)	(1.2	)	(340.6	)
Ending balance	(617.6	)	(117.7	)	—		0.3		(735.0	)



	2017
$ in millions	Foreign currency translation		Employee benefit plans		Equity method investments		Available-for-sale investments		Total
Other comprehensive income/(loss) net of tax:
Currency translation differences on investments in foreign subsidiaries	389.4		—		—		—		389.4
Actuarial gain/(loss) related to employee benefit plans	—		21.1		—		—		21.1
Other comprehensive income/(loss), net	—		8.4		(0.5	)	(0.3	)	7.6
Other comprehensive income/(loss), net of tax	389.4		29.5		(0.5	)	(0.3	)	418.1

Beginning balance	(679.9	)	(139.2	)	4.8		5.0		(809.3	)
Other comprehensive income/(loss)	389.4		29.5		(0.5	)	(0.3	)	418.1
Ending balance	(290.5	)	(109.7	)	4.3		4.7		(391.2	)



	2016
$ in millions	Foreign currency translation		Employee benefit plans		Equity method investments		Available-for-sale investments		Total
Other comprehensive income/(loss) net of tax:
Currency translation differences on investments in foreign subsidiaries	(314.1	)	—		—		—		(314.1	)
Actuarial gain/(loss) related to employee benefit plans	—		(39.5	)	—		—		(39.5	)
Other comprehensive income/(loss), net	—		(14.1	)	(1.1	)	5.5		(9.7	)
Other comprehensive income/(loss), net of tax	(314.1	)	(53.6	)	(1.1	)	5.5		(363.3	)

Beginning balance	(365.8	)	(85.6	)	5.9		(0.5	)	(446.0	)
Other comprehensive income/(loss)	(314.1	)	(53.6	)	(1.1	)	5.5		(363.3	)
Ending balance	(679.9	)	(139.2	)	4.8		5.0		(809.3	)

Net Investment Hedge

The Company designated certain intercompany debt as a non-derivative net investment hedging instrument against foreign currency exposure related to its net investment in foreign operations. At December 31, 2018 and December 31, 2017, £130 million ($165.6 million and $175.9 million, respectively) of intercompany debt was designated as a net investment hedge. For the year ended December 31, 2018, the Company recognized foreign currency gains of $10.3 million (2017: losses of $15.3 million, 2016: gains of $26.6 million) resulting from the net investment hedge within currency translation differences on investments in foreign subsidiaries in other comprehensive income. No hedge ineffectiveness was recognized in income.