Financial Information for Subsidiary Guarantors and Non-guarantor Subsidiaries (Condensed Consolidating Balance Sheets) (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2013	Jun. 30, 2012	Mar. 31, 2012	Jun. 30, 2011
Current assets:
Cash and cash equivalents	$ 522.8	$ 455.5	$ 437.6	$ 936.6
Restricted cash	6.0	2.4
Accounts receivable, net	653.1	702.1
Inventories	99.2	97.0
Prepaid expenses and other current assets	288.3	326.0
Total current assets	1,569.4	1,583.0
Property, plant and equipment, net	2,202.6	2,110.1
Goodwill	772.5	768.4
Intangible assets, net	85.7	89.0
Investments in consolidated subsidiaries	0	0
Investments in securities	59.3	51.8
Intercompany receivable	0	0
Other assets	201.4	185.8
Total assets	4,890.9	4,788.1
Current liabilities:
Accounts payable	368.9	390.6
Accrued expenses and other current liabilities	472.8	586.9
Current maturities of long-term debt	14.5	11.2
Total current liabilities	856.2	988.7
Other liabilities	640.0	749.4
Long-term debt, less current maturities	2,980.8	2,695.4
Intercompany	0	0
Redeemable non-controlling interests	56.4	53.1
Total equity (deficit)	357.5	301.5
Total liabilities and equity	4,890.9	4,788.1
Parent [Member]
Current assets:
Cash and cash equivalents	0	0	0	0
Restricted cash	0	0
Accounts receivable, net	0	0
Inventories	0	0
Prepaid expenses and other current assets	0	0.1
Total current assets	0	0.1
Property, plant and equipment, net	0	0
Goodwill	0	0
Intangible assets, net	0	0
Investments in consolidated subsidiaries	608.8	608.8
Investments in securities	0	0
Intercompany receivable	0	0
Other assets	0	0
Total assets	608.8	608.9
Current liabilities:
Accounts payable	0	0
Accrued expenses and other current liabilities	0.1	0.1
Current maturities of long-term debt	0	0
Total current liabilities	0.1	0.1
Other liabilities	0	0
Long-term debt, less current maturities	0	0
Intercompany	251.2	307.3
Redeemable non-controlling interests	0	0
Total equity (deficit)	357.5	301.5
Total liabilities and equity	608.8	608.9
Issuers of Senior Notes and Term Debt [Member]
Current assets:
Cash and cash equivalents	0	0	0	0
Restricted cash	0	0
Accounts receivable, net	0	0
Inventories	0	0
Prepaid expenses and other current assets	0	0
Total current assets	0	0
Property, plant and equipment, net	0	0
Goodwill	0	0
Intangible assets, net	45.3	49.0
Investments in consolidated subsidiaries	0	0
Investments in securities	0	0
Intercompany receivable	1,774.7	1,674.2
Other assets	0	0
Total assets	1,820.0	1,723.2
Current liabilities:
Accounts payable	0	0
Accrued expenses and other current liabilities	27.8	73.2
Current maturities of long-term debt	10.9	8.2
Total current liabilities	38.7	81.4
Other liabilities	0	0
Long-term debt, less current maturities	2,965.8	2,672.0
Intercompany	0	0
Redeemable non-controlling interests	0	0
Total equity (deficit)	(1,184.5)	(1,030.2)
Total liabilities and equity	1,820.0	1,723.2
Issuers of Senior Discount Notes [Member]
Current assets:
Cash and cash equivalents	0	0	0	0
Restricted cash	0	0
Accounts receivable, net	0	0
Inventories	0	0
Prepaid expenses and other current assets	0	0
Total current assets	0	0
Property, plant and equipment, net	0	0
Goodwill	0	0
Intangible assets, net	0	0.3
Investments in consolidated subsidiaries	0	0
Investments in securities	0	0
Intercompany receivable	0	0
Other assets	0	0
Total assets	0	0.3
Current liabilities:
Accounts payable	0	0
Accrued expenses and other current liabilities	0	0
Current maturities of long-term debt	0	0
Total current liabilities	0	0
Other liabilities	0	0
Long-term debt, less current maturities	0	9.9
Intercompany	78.4	66.7
Redeemable non-controlling interests	0	0
Total equity (deficit)	(78.4)	(76.3)
Total liabilities and equity	0	0.3
Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	425.6	305.8	306.7	644.1
Restricted cash	4.4	0.8
Accounts receivable, net	547.3	570.8
Inventories	88.1	93.2
Prepaid expenses and other current assets	227.2	281.8
Total current assets	1,292.6	1,252.4
Property, plant and equipment, net	1,903.1	1,802.6
Goodwill	672.2	680.9
Intangible assets, net	30.3	27.0
Investments in consolidated subsidiaries	0	0
Investments in securities	0	0
Intercompany receivable	0	0
Other assets	91.7	65.3
Total assets	3,989.9	3,828.2
Current liabilities:
Accounts payable	305.0	316.8
Accrued expenses and other current liabilities	346.2	392.7
Current maturities of long-term debt	2.7	2.1
Total current liabilities	653.9	711.6
Other liabilities	487.7	547.6
Long-term debt, less current maturities	8.1	4.2
Intercompany	1,644.7	1,483.6
Redeemable non-controlling interests	0	0
Total equity (deficit)	1,195.5	1,081.2
Total liabilities and equity	3,989.9	3,828.2
Combined Non-Guarantors [Member]
Current assets:
Cash and cash equivalents	97.2	149.7	130.9	292.5
Restricted cash	1.6	1.6
Accounts receivable, net	105.8	131.3
Inventories	11.1	3.8
Prepaid expenses and other current assets	61.1	44.1
Total current assets	276.8	330.5
Property, plant and equipment, net	299.5	307.5
Goodwill	100.3	87.5
Intangible assets, net	10.1	12.7
Investments in consolidated subsidiaries	0	0
Investments in securities	59.3	51.8
Intercompany receivable	0	0
Other assets	109.7	120.5
Total assets	855.7	910.5
Current liabilities:
Accounts payable	63.9	73.8
Accrued expenses and other current liabilities	98.7	120.9
Current maturities of long-term debt	0.9	0.9
Total current liabilities	163.5	195.6
Other liabilities	152.3	201.8
Long-term debt, less current maturities	6.9	9.3
Intercompany	177.3	193.5
Redeemable non-controlling interests	56.4	53.1
Total equity (deficit)	299.3	257.2
Total liabilities and equity	855.7	910.5
Eliminations [Member]
Current assets:
Cash and cash equivalents	0	0	0	0
Restricted cash	0	0
Accounts receivable, net	0	0
Inventories	0	0
Prepaid expenses and other current assets	0	0
Total current assets	0	0
Property, plant and equipment, net	0	0
Goodwill	0	0
Intangible assets, net	0	0
Investments in consolidated subsidiaries	(608.8)	(608.8)
Investments in securities	0	0
Intercompany receivable	(1,774.7)	(1,674.2)
Other assets	0	0
Total assets	(2,383.5)	(2,283.0)
Current liabilities:
Accounts payable	0	0
Accrued expenses and other current liabilities	0	0
Current maturities of long-term debt	0	0
Total current liabilities	0	0
Other liabilities	0	0
Long-term debt, less current maturities	0	0
Intercompany	(2,151.6)	(2,051.1)
Redeemable non-controlling interests	0	0
Total equity (deficit)	(231.9)	(231.9)
Total liabilities and equity	$ (2,383.5)	$ (2,283.0)