Consolidated Income Statements (USD $) In Millions, except Share data in Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012
Income Statement [Abstract]
Patient service revenues	$ 1,467.2	$ 1,525.5	$ 4,412.6	$ 4,305.1
Less: Provision for doubtful accounts	(151.2)	(133.8)	(482.5)	(401.5)
Patient service revenues, net	1,316.0	1,391.7	3,930.1	3,903.6
Premium revenues	182.1	190.8	551.8	590.6
Total revenues	1,498.1	1,582.5	4,481.9	4,494.2
Costs and Expenses:
Salaries and benefits (includes stock compensation of $1.9, $0.6, $6.5 and $5.5, respectively)	695.3	721.8	2,073.6	2,089.2
Health plan claims expense	137.3	146.6	421.4	458.6
Supplies	229.1	235.5	687.7	677.0
Purchased services	155.6	144.6	451.0	405.0
Rents and leases	19.4	19.0	57.2	55.7
Other operating expenses	124.4	142.7	413.7	407.1
Medicare and Medicaid EHR incentives	(5.4)	(2.4)	(31.2)	(26.8)
Depreciation and amortization	60.7	62.9	194.1	191.3
Interest, net	48.8	43.4	149.3	132.4
Acquisition related expenses	0.1	1.2	0.2	13.8
Debt extinguishment costs	1.3	0	1.3	38.9
Other	(4.9)	(2.2)	(11.8)	(6.4)
Income from continuing operations before income taxes	36.4	69.4	75.4	58.4
Income tax expense	(12.4)	(24.3)	(24.5)	(20.4)
Income from continuing operations	24.0	45.1	50.9	38.0
Income (loss) from discontinued operations, net of taxes	0	(0.1)	0.1	(0.5)
Net income	24.0	45.0	51.0	37.5
Net loss (income) attributable to non-controlling interests	(2.7)	(1.0)	(3.6)	0.5
Net income attributable to Vanguard Health Systems, Inc. stockholders	21.3	44.0	47.4	38.0
Amounts attributable to Vanguard Health Systems, Inc. stockholders:
Income from continuing operations, net of taxes	21.3	44.1	47.3	38.5
Income (loss) from discontinued operations, net of taxes	0	(0.1)	0.1	(0.5)
Net income attributable to Vanguard Health Systems, Inc. stockholders	$ 21.3	$ 44.0	$ 47.4	$ 38.0
Earnings per share attributable to Vanguard Health Systems, Inc. stockholders:
Basic earnings (loss) per share	$ 0.27	$ 0.58	$ 0.59	$ 0.49
Diluted earnings (loss) per share	$ 0.26	$ 0.55	$ 0.57	$ 0.47
Weighted average shares (in thousands):
Basic, shares	77,619	75,383	76,907	75,187
Diluted, shares	80,115	78,933	79,475	78,762