Condensed Consolidating Financial Information (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 31, 2013	Aug. 31, 2012	Aug. 31, 2013	Aug. 31, 2012	Jun. 07, 2013
Condensed Consolidating Statement of Cash Flows
Net cash provided by (used in) operating activities			$ 489.0	$ 368.5
Cash flows from investing activities:
Purchase of business, net of cash acquired			(4,672.9)	(159.7)
Purchases of property, plant and equipment	(27.2)	(16.0)	(49.2)	(35.6)
Proceeds from sales of assets			1.6	7.9
Proceeds from notes receivable			0	4.6
Other investing activities			1.1	(1.2)
Net cash used in investing activities			(4,719.4)	(184.0)
Cash flows from financing activities:
Intercompany financings, net			0	0
Proceeds from issuance of long-term debt			3,725.0	2,050.0
Net proceeds from (repayment of) notes payable			272.1	(358.3)
Proceeds from exercises of employee stock options			77.5	110.5
Excess tax benefits from stock-based payment awards			53.8	11.4
Proceeds from employee stock purchases			2.5	2.1
Payment of financing costs of long-term debt			(82.2)	(34.1)
Payment of minimum tax withholdings on stock-based payment awards			(18.0)	(0.5)
Principal payments of long-term debt			(9.9)	(838.0)
Payment of restricted cash upon issuance of long-term debt			0	(650.0)
Purchases of treasury stock			0	(383.0)
Net cash provided by (used in) financing activities			4,020.8	(89.9)
Effect of exchange rate changes on cash and cash investments			(5.1)	(1.9)
NET (DECREASE) INCREASE IN CASH AND CASH INVESTMENTS			(214.7)	92.7
CASH AND CASH INVESTMENTS, beginning of period			331.5	85.8	232.0
CASH AND CASH INVESTMENTS, end of period	116.8	178.5	116.8	178.5	232.0
Parent Company [Member]
Condensed Consolidating Statement of Cash Flows
Net cash provided by (used in) operating activities			1,551.1	209.8
Cash flows from investing activities:
Purchase of business, net of cash acquired			0	0
Purchases of property, plant and equipment			(5.0)	(7.9)
Proceeds from sales of assets			0	0
Proceeds from notes receivable			0	1.2
Other investing activities			0	(0.3)
Net cash used in investing activities			(5.0)	(7.0)
Cash flows from financing activities:
Intercompany financings, net			(4,089.4)	(77.4)
Proceeds from issuance of long-term debt			2,225.0	2,050.0
Net proceeds from (repayment of) notes payable			78.0	(298.0)
Proceeds from exercises of employee stock options			77.5	110.5
Excess tax benefits from stock-based payment awards			53.8	11.4
Proceeds from employee stock purchases			2.5	2.1
Payment of financing costs of long-term debt			(69.6)	(34.1)
Payment of minimum tax withholdings on stock-based payment awards			0	0
Principal payments of long-term debt			(2.3)	(835.2)
Payment of restricted cash upon issuance of long-term debt			0	(650.0)
Purchases of treasury stock			0	(383.0)
Net cash provided by (used in) financing activities			(1,724.5)	(103.7)
Effect of exchange rate changes on cash and cash investments			0	0
NET (DECREASE) INCREASE IN CASH AND CASH INVESTMENTS			(178.4)	99.1
CASH AND CASH INVESTMENTS, beginning of period			185.8	0.5
CASH AND CASH INVESTMENTS, end of period	7.4	99.6	7.4	99.6
Subsidiaries Guarantors [Member]
Condensed Consolidating Statement of Cash Flows
Net cash provided by (used in) operating activities			(1,200.3)	142.6
Cash flows from investing activities:
Purchase of business, net of cash acquired			(1,770.1)	(159.7)
Purchases of property, plant and equipment			(33.1)	(21.1)
Proceeds from sales of assets			0.2	4.9
Proceeds from notes receivable			0	3.4
Other investing activities			2.3	(0.8)
Net cash used in investing activities			(1,800.7)	(173.3)
Cash flows from financing activities:
Intercompany financings, net			3,025.6	33.7
Proceeds from issuance of long-term debt			0	0
Net proceeds from (repayment of) notes payable			0	0
Proceeds from exercises of employee stock options			0	0
Excess tax benefits from stock-based payment awards			0	0
Proceeds from employee stock purchases			0	0
Payment of financing costs of long-term debt			0	0
Payment of minimum tax withholdings on stock-based payment awards			(16.4)	0
Principal payments of long-term debt			(7.6)	(2.8)
Payment of restricted cash upon issuance of long-term debt			0	0
Purchases of treasury stock			0	0
Net cash provided by (used in) financing activities			3,001.6	30.9
Effect of exchange rate changes on cash and cash investments			0	0
NET (DECREASE) INCREASE IN CASH AND CASH INVESTMENTS			0.6	0.2
CASH AND CASH INVESTMENTS, beginning of period			0.7	0.6
CASH AND CASH INVESTMENTS, end of period	1.3	0.8	1.3	0.8
Subsidiary Nonguarantors [Member]
Condensed Consolidating Statement of Cash Flows
Net cash provided by (used in) operating activities			138.2	16.1
Cash flows from investing activities:
Purchase of business, net of cash acquired			(2,902.8)	0
Purchases of property, plant and equipment			(11.1)	(6.6)
Proceeds from sales of assets			1.4	3.0
Proceeds from notes receivable			0	0
Other investing activities			(1.2)	(0.1)
Net cash used in investing activities			(2,913.7)	(3.7)
Cash flows from financing activities:
Intercompany financings, net			1,063.8	43.7
Proceeds from issuance of long-term debt			1,500.0	0
Net proceeds from (repayment of) notes payable			194.1	(60.3)
Proceeds from exercises of employee stock options			0	0
Excess tax benefits from stock-based payment awards			0	0
Proceeds from employee stock purchases			0	0
Payment of financing costs of long-term debt			(12.6)	0
Payment of minimum tax withholdings on stock-based payment awards			(1.6)	(0.5)
Principal payments of long-term debt			0	0
Payment of restricted cash upon issuance of long-term debt			0	0
Purchases of treasury stock			0	0
Net cash provided by (used in) financing activities			2,743.7	(17.1)
Effect of exchange rate changes on cash and cash investments			(5.1)	(1.9)
NET (DECREASE) INCREASE IN CASH AND CASH INVESTMENTS			(36.9)	(6.6)
CASH AND CASH INVESTMENTS, beginning of period			145.0	84.7
CASH AND CASH INVESTMENTS, end of period	108.1	78.1	108.1	78.1
Eliminations [Member]
Condensed Consolidating Statement of Cash Flows
Net cash provided by (used in) operating activities			0	0
Cash flows from investing activities:
Purchase of business, net of cash acquired			0	0
Purchases of property, plant and equipment			0	0
Proceeds from sales of assets			0	0
Proceeds from notes receivable			0	0
Other investing activities			0	0
Net cash used in investing activities			0	0
Cash flows from financing activities:
Intercompany financings, net			0	0
Proceeds from issuance of long-term debt			0	0
Net proceeds from (repayment of) notes payable			0	0
Proceeds from exercises of employee stock options			0	0
Excess tax benefits from stock-based payment awards			0	0
Proceeds from employee stock purchases			0	0
Payment of financing costs of long-term debt			0	0
Payment of minimum tax withholdings on stock-based payment awards			0	0
Principal payments of long-term debt			0	0
Payment of restricted cash upon issuance of long-term debt			0	0
Purchases of treasury stock			0	0
Net cash provided by (used in) financing activities			0	0
Effect of exchange rate changes on cash and cash investments			0	0
NET (DECREASE) INCREASE IN CASH AND CASH INVESTMENTS			0	0
CASH AND CASH INVESTMENTS, beginning of period			0	0
CASH AND CASH INVESTMENTS, end of period	$ 0	$ 0	$ 0	$ 0