Pension and Other Postretirement Benefits (Tables)

12 Months Ended

Jun. 30, 2014

Pension and Other Postretirement Benefits

Schedule of reconciliation of benefit obligations, plan assets and funded status of the plans

							Other
	Pension Plans						Postretirement Plans
($ in millions)	2014			2013			2014			2013
Change in projected benefit obligation:
Projected benefit obligation at beginning of year	$	1,186.7		$	1,218.1		$	259.8		$	282.2
Service cost	32.1			32.5			4.0			4.4
Interest cost	57.5			53.0			12.5			12.2
Benefits paid	(81.0		)	(70.6		)	(13.5		)	(13.1		)
Actuarial loss (gain)	53.2			(45.7		)	22.4			(25.9		)
Plan settlements	(0.2		)	(0.6		)	—			—
Plan amendments	(1.3		)	—			—			—
Projected benefit obligation at end of year	$	1,247.0		$	1,186.7		$	285.2		$	259.8
Change in plan assets:
Fair value of plan assets at beginning of year	$	930.2		$	770.9		$	93.2		$	85.3
Actual return	165.7			82.3			13.7			8.2
Benefits paid	(81.0		)	(70.6		)	(13.5		)	(13.1		)
Contributions	9.8			148.2			13.1			12.8
Plan settlements	(0.3		)	(0.6		)	—			—
Fair value of plan assets at end of year	$	1,024.4		$	930.2		$	106.5		$	93.2
Funded status of the plans	$	(222.6	)	$	(256.5	)	$	(178.7	)	$	(166.6	)

Schedule of amounts recognized in the consolidated balance sheets

Amounts recognized in the consolidated balance sheets:
Other assets - noncurrent	$	0.1		$	0.1		$	—		$	—
Accrued liabilities - current	(19.3		)	(9.7		)	(15.5		)	(15.4		)
Accrued pension liabilities - noncurrent	(203.4		)	(246.9		)	—			—
Accrued postretirement benefits	—			—			(163.2		)	(151.2		)
	$	(222.6	)	$	(256.5	)	$	(178.7	)	$	(166.6	)

Schedule of amounts recognized in the accumulated other comprehensive loss

					Other
	Pension Plans				Postretirement Plans
($ in millions)	2014		2013		2014		2013
Amounts recognized in accumulated other comprehensive loss:
Net actuarial loss	$	341.2	$	412.4	$	50.8	$	36.9
Prior service cost (credit)	1.0		2.9		—		(0.1		)
Total	$	342.2	$	415.3	$	50.8	$	36.8
Additional information:
Accumulated benefit obligation for all pension plans	$	1,154.0	$	1,072.3	N/A		N/A

Schedule of projected benefit obligations in excess of plan assets

	Pension Plans				Other Postretirement Plans
($ in millions)	2014		2013		2014		2013
Projected benefit obligation	$	1,246.9	$	1,186.6	$	285.2	$	259.8
Fair value of plan assets	$	1,024.2	$	930.0	$	106.5	$	93.2

Schedule of accumulated benefit obligations in excess of plan assets

	Pension Plans				Other Postretirement Plans
($ in millions)	2014		2013		2014		2013
Accumulated benefit obligation	$	1,153.9	$	1,072.2	$	285.2	$	259.8
Fair value of plan assets	$	1,024.2	$	930.0	$	106.5	$	93.2

Schedule of components of the net periodic benefit cost

	Pension Plans									Other Postretirement Plans
($ in millions)	2014			2013			2012			2014			2013			2012
Service cost	$	32.1		$	32.5		$	23.0		$	4.0		$	4.4		$	3.7
Interest cost	57.5			53.0			51.3			12.5			12.2			11.8
Expected return on plan assets	(62.9		)	(54.8		)	(54.2		)	(6.5		)	(6.4		)	(6.4		)
Amortization of net loss	21.8			28.1			17.5			1.2			3.2			2.6
Amortization of prior service cost (benefit)	0.5			0.7			0.7			(0.1		)	(4.1		)	(7.9		)
Net periodic benefit costs	$	49.0		$	59.5		$	38.3		$	11.1		$	9.3		$	3.8

Schedule of weighted-average assumptions used to determine benefit obligations and net periodic benefit cost

	Pension Plans						Other Postretirement Plans
	2014		2013		2012		2014		2013		2012
Weighted-average assumptions used to determine benefit obligations at fiscal year end
Discount rate	4.47	%	5.00	%	4.50	%	4.27	%	5.00	%	4.50	%
Rate of compensation increase	3.57	%	3.66	%	3.67	%	N/A		N/A		N/A

	Pension Plans						Other Postretirement Plans
	2014		2013		2012		2014		2013		2012
Weighted-average assumptions used to determine net periodic benefit cost for the fiscal year
Discount rate	5.00	%	4.50	%	5.50	%	4.95	%	4.50	%	5.50	%
Expected long-term rate of return on plan assets	7.00	%	7.00	%	7.50	%	7.00	%	7.50	%	8.00	%
Long-term rate of compensation increase	3.57	%	3.67	%	3.66	%	N/A		N/A		N/A

Schedule of expected health care cost trend rates

	June 30,
	2014		2013
Assumed health care cost trend rate	7.50	%	7.50	%
Rate to which the cost trend rate is assumed to decline and remain (the ultimate trend rate)	5.00	%	5.00	%
Year that the rate reaches the ultimate trend rate	2020		2020

Schedule of amounts in other comprehensive loss that are expected to be recognized as components of net periodic benefit cost

			Other
	Pension		Postretirement
($ in millions)	Plans		Plans		Total
Amortization of prior service cost	$	0.3	$	—	$	0.3
Amortization of net actuarial loss	16.7		2.0		18.7
Amortization of accumulated other comprehensive loss	$	17.0	$	2.0	$	19.0

Schedule of weighted-average asset allocations by asset category

	2014		2013
Equity securities	55.1	%	63.5	%
Fixed income securities	44.2		34.3
Cash and cash equivalents	0.7		2.2
Total	100.0	%	100.0	%

Schedule of fair values of pension plan by assets category

	June 30, 2014						June 30, 2013
	Fair Value Measurements Using Input Type						Fair Value Measurements Using Input Type
($ in millions)	Level 1		Level 2		Total		Level 1		Level 2		Total
Short-term investments	$	—	$	15.3	$	15.3	$	—	$	13.7	$	13.7
Domestic and international equities	142.1		—		142.1		281.8		—		281.8
Commingled funds	64.7		341.4		406.1		52.1		164.4		216.5
Limited partnerships	—		52.0		52.0		—		137.9		137.9
Government agency bonds	4.8		129.8		134.6		7.9		101.9		109.8
Corporate bonds	—		248.1		248.1		—		149.8		149.8
Mutual funds	2.9		—		2.9		2.5		—		2.5
Mortgage/asset backed securities and other	—		23.3		23.3		—		18.2		18.2
	$	214.5	$	809.9	$	1,024.4	$	344.3	$	585.9	$	930.2

Schedule of fair values of other postretirement benefit plans by asset category

	June 30, 2014						June 30, 2013
	Fair Value Measurements Using Input Type						Fair Value Measurements Using Input Type
($ in millions)	Level 1		Level 2		Total		Level 1		Level 2		Total
Commingled fund	$	—	$	61.2	$	61.2	$	—	$	51.4	$	51.4
Short-term investments	—		17.2		17.2		—		14.2		14.2
Government agency bonds	—		18.6		18.6		—		15.9		15.9
Corporate bonds and other	—		6.8		6.8		—		7.5		7.5
Mortgage backed securities	—		2.7		2.7		—		4.2		4.2
	$	—	$	106.5	$	106.5	$	—	$	93.2	$	93.2

Schedule of estimated future benefit payments

	Pension		Other
($ in millions)	Benefits		Benefits
2015	$	77.0	$	15.4
2016	$	77.6	$	16.4
2017	$	78.6	$	17.2
2018	$	80.7	$	17.9
2019	$	82.3	$	18.4
2020-2024	$	439.5	$	95.9