Condensed Consolidating Financial Information (Details) - USD ($) $ in Millions |
May 31, 2017 |
Feb. 28, 2017 |
May 31, 2016 |
Feb. 29, 2016 |
Feb. 28, 2015 |
Feb. 28, 2014 |
Condensed Financial Statements, Captions [Line Items] |
|
|
|
|
|
|
Percentage of parent ownership of subsidiary guarantors |
100.00%
|
100.00%
|
|
|
|
|
Current assets: |
|
|
|
|
|
|
Cash and cash equivalents |
$ 199.1
|
$ 177.4
|
$ 167.3
|
$ 83.1
|
$ 110.1
|
$ 63.9
|
Accounts receivable |
832.0
|
737.0
|
|
732.5
|
|
|
Inventories |
1,936.9
|
1,955.1
|
|
1,851.6
|
|
|
Intercompany receivable |
0.0
|
0.0
|
|
0.0
|
|
|
Prepaid expenses and other |
392.5
|
360.5
|
|
310.4
|
|
|
Total current assets |
3,360.5
|
3,230.0
|
|
2,977.6
|
|
|
Property, plant and equipment |
4,186.9
|
3,932.8
|
|
3,333.4
|
2,681.6
|
|
Investments in subsidiaries |
0.0
|
0.0
|
|
0.0
|
|
|
Goodwill |
7,972.3
|
7,920.5
|
|
7,138.6
|
6,208.2
|
|
Intangible assets |
3,289.7
|
3,377.7
|
|
3,403.8
|
|
|
Intercompany notes receivable |
0.0
|
0.0
|
|
0.0
|
|
|
Other assets |
150.0
|
141.4
|
|
111.6
|
|
|
Total assets |
18,959.4
|
18,602.4
|
|
16,965.0
|
15,093.0
|
|
Current liabilities: |
|
|
|
|
|
|
Notes payable to banks |
988.1
|
606.5
|
|
408.3
|
|
|
Current maturities of long-term debt |
146.2
|
910.9
|
|
856.7
|
|
|
Accounts payable |
558.8
|
559.8
|
|
429.3
|
|
|
Accrued excise taxes |
|
44.6
|
|
33.6
|
|
|
Intercompany payable |
0.0
|
0.0
|
|
0.0
|
|
|
Other accrued expenses and liabilities |
|
575.8
|
|
544.4
|
|
|
Total current liabilities |
2,182.4
|
2,697.6
|
|
2,272.3
|
|
|
Long-term debt, less current maturities |
8,077.2
|
7,720.7
|
|
6,816.2
|
|
|
Deferred income taxes |
1,135.5
|
1,133.6
|
|
1,022.2
|
|
|
Intercompany notes payable |
0.0
|
0.0
|
|
0.0
|
|
|
Other liabilities |
166.5
|
165.7
|
|
162.5
|
|
|
Total liabilities |
11,561.6
|
11,717.6
|
|
10,273.2
|
|
|
Total CBI stockholders’ equity |
7,389.7
|
6,891.2
|
|
6,559.6
|
|
|
Noncontrolling interests |
8.1
|
(6.4)
|
|
132.2
|
|
|
Total stockholders’ equity |
7,397.8
|
6,884.8
|
|
6,691.8
|
5,881.3
|
4,981.3
|
Total liabilities and stockholders’ equity |
18,959.4
|
18,602.4
|
|
16,965.0
|
|
|
Other accrued expenses and liabilities |
489.3
|
620.4
|
|
|
|
|
Eliminations [Member] |
|
|
|
|
|
|
Current assets: |
|
|
|
|
|
|
Cash and cash equivalents |
0.0
|
0.0
|
0.0
|
0.0
|
0.0
|
0.0
|
Accounts receivable |
0.0
|
0.0
|
|
0.0
|
|
|
Inventories |
(183.5)
|
(166.6)
|
|
(127.3)
|
|
|
Intercompany receivable |
(70,447.1)
|
(67,177.8)
|
|
(52,935.2)
|
|
|
Prepaid expenses and other |
(80.0)
|
15.8
|
|
(123.3)
|
|
|
Total current assets |
(70,710.6)
|
(67,328.6)
|
|
(53,185.8)
|
|
|
Property, plant and equipment |
0.0
|
0.0
|
|
0.0
|
|
|
Investments in subsidiaries |
(23,306.4)
|
(22,602.7)
|
|
(21,572.4)
|
|
|
Goodwill |
0.0
|
0.0
|
|
0.0
|
|
|
Intangible assets |
0.0
|
0.0
|
|
2.1
|
|
|
Intercompany notes receivable |
(7,308.3)
|
(7,230.0)
|
|
(6,773.6)
|
|
|
Other assets |
0.0
|
0.0
|
|
0.0
|
|
|
Total assets |
(101,325.3)
|
(97,161.3)
|
|
(81,529.7)
|
|
|
Current liabilities: |
|
|
|
|
|
|
Notes payable to banks |
0.0
|
0.0
|
|
0.0
|
|
|
Current maturities of long-term debt |
0.0
|
0.0
|
|
0.0
|
|
|
Accounts payable |
0.0
|
0.0
|
|
0.0
|
|
|
Accrued excise taxes |
|
0.0
|
|
0.0
|
|
|
Intercompany payable |
(70,447.1)
|
(67,177.8)
|
|
(52,935.2)
|
|
|
Other accrued expenses and liabilities |
|
(28.9)
|
|
(164.5)
|
|
|
Total current liabilities |
(70,555.4)
|
(67,206.7)
|
|
(53,099.7)
|
|
|
Long-term debt, less current maturities |
0.0
|
0.0
|
|
0.0
|
|
|
Deferred income taxes |
0.0
|
0.0
|
|
0.0
|
|
|
Intercompany notes payable |
(7,308.3)
|
(7,230.0)
|
|
(6,773.6)
|
|
|
Other liabilities |
0.0
|
0.0
|
|
0.0
|
|
|
Total liabilities |
(77,863.7)
|
(74,436.7)
|
|
(59,873.3)
|
|
|
Total CBI stockholders’ equity |
(23,461.6)
|
(22,724.6)
|
|
(21,656.4)
|
|
|
Noncontrolling interests |
0.0
|
0.0
|
|
0.0
|
|
|
Total stockholders’ equity |
(23,461.6)
|
(22,724.6)
|
|
(21,656.4)
|
|
|
Total liabilities and stockholders’ equity |
(101,325.3)
|
(97,161.3)
|
|
(81,529.7)
|
|
|
Other accrued expenses and liabilities |
(108.3)
|
(28.9)
|
|
|
|
|
Parent Company [Member] |
|
|
|
|
|
|
Current assets: |
|
|
|
|
|
|
Cash and cash equivalents |
32.6
|
9.6
|
21.2
|
6.0
|
24.5
|
0.5
|
Accounts receivable |
1.7
|
2.4
|
|
0.4
|
|
|
Inventories |
170.8
|
162.3
|
|
151.6
|
|
|
Intercompany receivable |
22,784.6
|
21,894.2
|
|
16,759.0
|
|
|
Prepaid expenses and other |
90.6
|
40.4
|
|
29.6
|
|
|
Total current assets |
23,080.3
|
22,108.9
|
|
16,946.6
|
|
|
Property, plant and equipment |
70.1
|
69.5
|
|
63.2
|
|
|
Investments in subsidiaries |
17,551.5
|
16,965.2
|
|
16,384.0
|
|
|
Goodwill |
0.0
|
0.0
|
|
0.0
|
|
|
Intangible assets |
0.0
|
0.0
|
|
0.0
|
|
|
Intercompany notes receivable |
5,129.9
|
5,074.5
|
|
4,705.9
|
|
|
Other assets |
17.8
|
17.9
|
|
20.0
|
|
|
Total assets |
45,849.6
|
44,236.0
|
|
38,119.7
|
|
|
Current liabilities: |
|
|
|
|
|
|
Notes payable to banks |
485.0
|
231.0
|
|
0.0
|
|
|
Current maturities of long-term debt |
4.5
|
767.9
|
|
765.6
|
|
|
Accounts payable |
35.7
|
47.6
|
|
37.7
|
|
|
Accrued excise taxes |
|
17.8
|
|
14.7
|
|
|
Intercompany payable |
32,047.5
|
30,722.8
|
|
24,929.8
|
|
|
Other accrued expenses and liabilities |
|
252.4
|
|
349.1
|
|
|
Total current liabilities |
32,774.5
|
32,039.5
|
|
26,096.9
|
|
|
Long-term debt, less current maturities |
5,638.1
|
5,260.2
|
|
5,421.4
|
|
|
Deferred income taxes |
13.6
|
13.3
|
|
11.9
|
|
|
Intercompany notes payable |
0.0
|
0.0
|
|
0.0
|
|
|
Other liabilities |
33.7
|
31.8
|
|
29.9
|
|
|
Total liabilities |
38,459.9
|
37,344.8
|
|
31,560.1
|
|
|
Total CBI stockholders’ equity |
7,389.7
|
6,891.2
|
|
6,559.6
|
|
|
Noncontrolling interests |
0.0
|
0.0
|
|
0.0
|
|
|
Total stockholders’ equity |
7,389.7
|
6,891.2
|
|
6,559.6
|
|
|
Total liabilities and stockholders’ equity |
45,849.6
|
44,236.0
|
|
38,119.7
|
|
|
Other accrued expenses and liabilities |
201.8
|
270.2
|
|
|
|
|
Subsidiary Guarantors [Member] |
|
|
|
|
|
|
Current assets: |
|
|
|
|
|
|
Cash and cash equivalents |
6.4
|
5.3
|
6.4
|
3.6
|
0.5
|
0.7
|
Accounts receivable |
9.8
|
18.1
|
|
21.8
|
|
|
Inventories |
1,425.9
|
1,456.6
|
|
1,345.8
|
|
|
Intercompany receivable |
31,848.6
|
30,298.2
|
|
24,420.0
|
|
|
Prepaid expenses and other |
62.7
|
69.1
|
|
57.1
|
|
|
Total current assets |
33,353.4
|
31,847.3
|
|
25,848.3
|
|
|
Property, plant and equipment |
680.0
|
680.1
|
|
636.0
|
|
|
Investments in subsidiaries |
268.6
|
267.2
|
|
202.3
|
|
|
Goodwill |
6,185.6
|
6,185.5
|
|
6,184.2
|
|
|
Intangible assets |
722.1
|
810.2
|
|
863.3
|
|
|
Intercompany notes receivable |
2,178.4
|
2,155.5
|
|
2,067.7
|
|
|
Other assets |
4.9
|
4.5
|
|
3.6
|
|
|
Total assets |
43,393.0
|
41,950.3
|
|
35,805.4
|
|
|
Current liabilities: |
|
|
|
|
|
|
Notes payable to banks |
0.0
|
0.0
|
|
0.0
|
|
|
Current maturities of long-term debt |
15.0
|
16.2
|
|
18.0
|
|
|
Accounts payable |
147.5
|
57.5
|
|
45.6
|
|
|
Accrued excise taxes |
|
26.0
|
|
14.7
|
|
|
Intercompany payable |
24,308.6
|
23,203.3
|
|
17,889.6
|
|
|
Other accrued expenses and liabilities |
|
177.5
|
|
186.3
|
|
|
Total current liabilities |
24,745.4
|
23,480.5
|
|
18,154.2
|
|
|
Long-term debt, less current maturities |
8.1
|
11.8
|
|
15.6
|
|
|
Deferred income taxes |
687.4
|
698.0
|
|
615.7
|
|
|
Intercompany notes payable |
4,690.1
|
4,639.4
|
|
4,619.8
|
|
|
Other liabilities |
10.6
|
8.9
|
|
16.8
|
|
|
Total liabilities |
30,141.6
|
28,838.6
|
|
23,422.1
|
|
|
Total CBI stockholders’ equity |
13,251.4
|
13,111.7
|
|
12,383.3
|
|
|
Noncontrolling interests |
0.0
|
0.0
|
|
0.0
|
|
|
Total stockholders’ equity |
13,251.4
|
13,111.7
|
|
12,383.3
|
|
|
Total liabilities and stockholders’ equity |
43,393.0
|
41,950.3
|
|
35,805.4
|
|
|
Other accrued expenses and liabilities |
274.3
|
203.5
|
|
|
|
|
Subsidiary Nonguarantors [Member] |
|
|
|
|
|
|
Current assets: |
|
|
|
|
|
|
Cash and cash equivalents |
160.1
|
162.5
|
$ 139.7
|
73.5
|
$ 85.1
|
$ 62.7
|
Accounts receivable |
820.5
|
716.5
|
|
710.3
|
|
|
Inventories |
523.7
|
502.8
|
|
481.5
|
|
|
Intercompany receivable |
15,813.9
|
14,985.4
|
|
11,756.2
|
|
|
Prepaid expenses and other |
319.2
|
235.2
|
|
347.0
|
|
|
Total current assets |
17,637.4
|
16,602.4
|
|
13,368.5
|
|
|
Property, plant and equipment |
3,436.8
|
3,183.2
|
|
2,634.2
|
|
|
Investments in subsidiaries |
5,486.3
|
5,370.3
|
|
4,986.1
|
|
|
Goodwill |
1,786.7
|
1,735.0
|
|
954.4
|
|
|
Intangible assets |
2,567.6
|
2,567.5
|
|
2,538.4
|
|
|
Intercompany notes receivable |
0.0
|
0.0
|
|
0.0
|
|
|
Other assets |
127.3
|
119.0
|
|
88.0
|
|
|
Total assets |
31,042.1
|
29,577.4
|
|
24,569.6
|
|
|
Current liabilities: |
|
|
|
|
|
|
Notes payable to banks |
503.1
|
375.5
|
|
408.3
|
|
|
Current maturities of long-term debt |
126.7
|
126.8
|
|
73.1
|
|
|
Accounts payable |
375.6
|
454.7
|
|
346.0
|
|
|
Accrued excise taxes |
|
0.8
|
|
4.2
|
|
|
Intercompany payable |
14,091.0
|
13,251.7
|
|
10,115.8
|
|
|
Other accrued expenses and liabilities |
|
174.8
|
|
173.5
|
|
|
Total current liabilities |
15,217.9
|
14,384.3
|
|
11,120.9
|
|
|
Long-term debt, less current maturities |
2,431.0
|
2,448.7
|
|
1,379.2
|
|
|
Deferred income taxes |
434.5
|
422.3
|
|
394.6
|
|
|
Intercompany notes payable |
2,618.2
|
2,590.6
|
|
2,153.8
|
|
|
Other liabilities |
122.2
|
125.0
|
|
115.8
|
|
|
Total liabilities |
20,823.8
|
19,970.9
|
|
15,164.3
|
|
|
Total CBI stockholders’ equity |
10,210.2
|
9,612.9
|
|
9,273.1
|
|
|
Noncontrolling interests |
8.1
|
(6.4)
|
|
132.2
|
|
|
Total stockholders’ equity |
10,218.3
|
9,606.5
|
|
9,405.3
|
|
|
Total liabilities and stockholders’ equity |
31,042.1
|
29,577.4
|
|
$ 24,569.6
|
|
|
Other accrued expenses and liabilities |
$ 121.5
|
$ 175.6
|
|
|
|
|