Condensed Consolidating Financial Information (Details) - USD ($) $ in Millions |
Aug. 31, 2019 |
May 31, 2019 |
Feb. 28, 2019 |
Aug. 31, 2018 |
May 31, 2018 |
Feb. 28, 2018 |
Condensed Financial Statements, Captions [Line Items] |
|
|
|
|
|
|
Percentage of parent ownership of subsidiary guarantors |
100.00%
|
|
|
|
|
|
Current assets: |
|
|
|
|
|
|
Cash and cash equivalents |
$ 81.3
|
|
$ 93.6
|
$ 206.1
|
|
$ 90.3
|
Accounts receivable |
953.7
|
|
846.9
|
|
|
|
Inventories |
1,311.4
|
|
2,130.4
|
|
|
|
Intercompany receivable |
0.0
|
|
0.0
|
|
|
|
Prepaid expenses and other |
525.1
|
|
613.1
|
|
|
|
Assets held for sale - current |
666.0
|
|
0.0
|
|
|
|
Total current assets |
3,537.5
|
|
3,684.0
|
|
|
|
Property, plant, and equipment |
5,141.6
|
|
5,267.3
|
|
|
|
Investments in subsidiaries |
0.0
|
|
0.0
|
|
|
|
Goodwill |
7,696.7
|
|
8,088.8
|
|
|
8,083.1
|
Intangible assets |
2,787.0
|
|
3,198.1
|
|
|
|
Intercompany notes receivable |
0.0
|
|
0.0
|
|
|
|
Equity method investments |
3,003.8
|
|
3,465.6
|
120.3
|
|
|
Securities measured at fair value |
1,572.2
|
|
3,234.7
|
|
|
|
Deferred income taxes |
2,146.8
|
|
2,183.3
|
|
|
|
Assets held for sale |
1,019.1
|
|
0.0
|
|
|
|
Other assets |
650.4
|
|
109.7
|
|
|
|
Total assets |
27,555.1
|
|
29,231.5
|
|
|
|
Current liabilities: |
|
|
|
|
|
|
Short-term borrowings |
150.9
|
|
791.5
|
|
|
|
Current maturities of long-term debt |
636.1
|
|
1,065.2
|
|
|
|
Accounts payable |
608.6
|
|
616.7
|
|
|
|
Intercompany payable |
0.0
|
|
0.0
|
|
|
|
Other accrued expenses and liabilities |
800.3
|
|
690.4
|
|
|
|
Total current liabilities |
2,195.9
|
|
3,163.8
|
|
|
|
Long-term debt, less current maturities |
12,159.8
|
|
11,759.8
|
|
|
|
Intercompany notes payable |
0.0
|
|
0.0
|
|
|
|
Deferred income taxes and other liabilities |
1,508.4
|
|
1,470.7
|
|
|
|
Total liabilities |
15,864.1
|
|
16,394.3
|
|
|
|
CBI stockholders’ equity |
11,377.5
|
|
12,551.0
|
|
|
|
Noncontrolling interests |
313.5
|
|
286.2
|
|
|
|
Total stockholders’ equity |
11,691.0
|
$ 12,488.2
|
12,837.2
|
11,535.2
|
$ 10,565.8
|
7,991.7
|
Total liabilities and stockholders’ equity |
27,555.1
|
|
29,231.5
|
|
|
|
Eliminations [Member] |
|
|
|
|
|
|
Current assets: |
|
|
|
|
|
|
Cash and cash equivalents |
0.0
|
|
0.0
|
0.0
|
|
0.0
|
Accounts receivable |
0.0
|
|
0.0
|
|
|
|
Inventories |
(189.5)
|
|
(162.6)
|
|
|
|
Intercompany receivable |
(85,785.6)
|
|
(83,538.5)
|
|
|
|
Prepaid expenses and other |
(21.7)
|
|
(1.6)
|
|
|
|
Assets held for sale - current |
0.0
|
|
|
|
|
|
Total current assets |
(85,996.8)
|
|
(83,702.7)
|
|
|
|
Property, plant, and equipment |
0.0
|
|
0.0
|
|
|
|
Investments in subsidiaries |
(31,061.0)
|
|
(31,115.5)
|
|
|
|
Goodwill |
0.0
|
|
0.0
|
|
|
|
Intangible assets |
0.0
|
|
0.0
|
|
|
|
Intercompany notes receivable |
(3,323.6)
|
|
(3,257.2)
|
|
|
|
Equity method investments |
0.0
|
|
0.0
|
|
|
|
Securities measured at fair value |
0.0
|
|
0.0
|
|
|
|
Deferred income taxes |
(109.4)
|
|
(69.2)
|
|
|
|
Assets held for sale |
0.0
|
|
|
|
|
|
Other assets |
0.0
|
|
0.0
|
|
|
|
Total assets |
(120,490.8)
|
|
(118,144.6)
|
|
|
|
Current liabilities: |
|
|
|
|
|
|
Short-term borrowings |
0.0
|
|
0.0
|
|
|
|
Current maturities of long-term debt |
0.0
|
|
0.0
|
|
|
|
Accounts payable |
0.0
|
|
0.0
|
|
|
|
Intercompany payable |
(85,785.6)
|
|
(83,538.5)
|
|
|
|
Other accrued expenses and liabilities |
(49.0)
|
|
(24.5)
|
|
|
|
Total current liabilities |
(85,834.6)
|
|
(83,563.0)
|
|
|
|
Long-term debt, less current maturities |
0.0
|
|
0.0
|
|
|
|
Intercompany notes payable |
(3,323.6)
|
|
(3,257.2)
|
|
|
|
Deferred income taxes and other liabilities |
(109.4)
|
|
(56.9)
|
|
|
|
Total liabilities |
(89,267.6)
|
|
(86,877.1)
|
|
|
|
CBI stockholders’ equity |
(31,223.2)
|
|
(31,267.5)
|
|
|
|
Noncontrolling interests |
0.0
|
|
0.0
|
|
|
|
Total stockholders’ equity |
(31,223.2)
|
|
(31,267.5)
|
|
|
|
Total liabilities and stockholders’ equity |
(120,490.8)
|
|
(118,144.6)
|
|
|
|
Parent Company [Member] |
|
|
|
|
|
|
Current assets: |
|
|
|
|
|
|
Cash and cash equivalents |
4.0
|
|
11.0
|
5.0
|
|
4.6
|
Accounts receivable |
488.0
|
|
435.6
|
|
|
|
Inventories |
56.2
|
|
197.7
|
|
|
|
Intercompany receivable |
29,836.0
|
|
29,712.5
|
|
|
|
Prepaid expenses and other |
122.1
|
|
89.9
|
|
|
|
Assets held for sale - current |
158.7
|
|
|
|
|
|
Total current assets |
30,665.0
|
|
30,446.7
|
|
|
|
Property, plant, and equipment |
66.9
|
|
85.3
|
|
|
|
Investments in subsidiaries |
26,237.5
|
|
26,533.8
|
|
|
|
Goodwill |
0.0
|
|
0.0
|
|
|
|
Intangible assets |
0.0
|
|
0.0
|
|
|
|
Intercompany notes receivable |
2,764.6
|
|
3,218.6
|
|
|
|
Equity method investments |
0.0
|
|
0.0
|
|
|
|
Securities measured at fair value |
0.0
|
|
0.0
|
|
|
|
Deferred income taxes |
64.6
|
|
69.2
|
|
|
|
Assets held for sale |
30.2
|
|
|
|
|
|
Other assets |
29.3
|
|
17.3
|
|
|
|
Total assets |
59,858.1
|
|
60,370.9
|
|
|
|
Current liabilities: |
|
|
|
|
|
|
Short-term borrowings |
150.9
|
|
732.5
|
|
|
|
Current maturities of long-term debt |
624.2
|
|
1,052.8
|
|
|
|
Accounts payable |
47.3
|
|
59.6
|
|
|
|
Intercompany payable |
34,441.2
|
|
33,787.6
|
|
|
|
Other accrued expenses and liabilities |
376.2
|
|
374.3
|
|
|
|
Total current liabilities |
35,639.8
|
|
36,006.8
|
|
|
|
Long-term debt, less current maturities |
12,146.5
|
|
11,743.4
|
|
|
|
Intercompany notes payable |
653.0
|
|
38.5
|
|
|
|
Deferred income taxes and other liabilities |
41.3
|
|
31.2
|
|
|
|
Total liabilities |
48,480.6
|
|
47,819.9
|
|
|
|
CBI stockholders’ equity |
11,377.5
|
|
12,551.0
|
|
|
|
Noncontrolling interests |
0.0
|
|
0.0
|
|
|
|
Total stockholders’ equity |
11,377.5
|
|
12,551.0
|
|
|
|
Total liabilities and stockholders’ equity |
59,858.1
|
|
60,370.9
|
|
|
|
Subsidiary Guarantors [Member] |
|
|
|
|
|
|
Current assets: |
|
|
|
|
|
|
Cash and cash equivalents |
3.9
|
|
2.6
|
3.2
|
|
4.4
|
Accounts receivable |
409.6
|
|
370.6
|
|
|
|
Inventories |
1,024.3
|
|
1,485.4
|
|
|
|
Intercompany receivable |
35,676.9
|
|
33,775.4
|
|
|
|
Prepaid expenses and other |
61.7
|
|
78.1
|
|
|
|
Assets held for sale - current |
381.2
|
|
|
|
|
|
Total current assets |
37,557.6
|
|
35,712.1
|
|
|
|
Property, plant, and equipment |
633.2
|
|
786.8
|
|
|
|
Investments in subsidiaries |
1,605.4
|
|
1,599.6
|
|
|
|
Goodwill |
5,782.5
|
|
6,185.5
|
|
|
|
Intangible assets |
271.2
|
|
605.0
|
|
|
|
Intercompany notes receivable |
0.0
|
|
0.0
|
|
|
|
Equity method investments |
0.5
|
|
1.7
|
|
|
|
Securities measured at fair value |
0.0
|
|
0.0
|
|
|
|
Deferred income taxes |
0.0
|
|
0.0
|
|
|
|
Assets held for sale |
859.6
|
|
|
|
|
|
Other assets |
340.7
|
|
1.1
|
|
|
|
Total assets |
47,050.7
|
|
44,891.8
|
|
|
|
Current liabilities: |
|
|
|
|
|
|
Short-term borrowings |
0.0
|
|
0.0
|
|
|
|
Current maturities of long-term debt |
11.7
|
|
12.2
|
|
|
|
Accounts payable |
212.3
|
|
141.3
|
|
|
|
Intercompany payable |
32,851.1
|
|
31,428.9
|
|
|
|
Other accrued expenses and liabilities |
300.4
|
|
184.0
|
|
|
|
Total current liabilities |
33,375.5
|
|
31,766.4
|
|
|
|
Long-term debt, less current maturities |
12.9
|
|
16.0
|
|
|
|
Intercompany notes payable |
2,241.9
|
|
2,694.4
|
|
|
|
Deferred income taxes and other liabilities |
848.4
|
|
540.5
|
|
|
|
Total liabilities |
36,478.7
|
|
35,017.3
|
|
|
|
CBI stockholders’ equity |
10,572.0
|
|
9,874.5
|
|
|
|
Noncontrolling interests |
0.0
|
|
0.0
|
|
|
|
Total stockholders’ equity |
10,572.0
|
|
9,874.5
|
|
|
|
Total liabilities and stockholders’ equity |
47,050.7
|
|
44,891.8
|
|
|
|
Subsidiary Nonguarantors [Member] |
|
|
|
|
|
|
Current assets: |
|
|
|
|
|
|
Cash and cash equivalents |
73.4
|
|
80.0
|
$ 197.9
|
|
$ 81.3
|
Accounts receivable |
56.1
|
|
40.7
|
|
|
|
Inventories |
420.4
|
|
609.9
|
|
|
|
Intercompany receivable |
20,272.7
|
|
20,050.6
|
|
|
|
Prepaid expenses and other |
363.0
|
|
446.7
|
|
|
|
Assets held for sale - current |
126.1
|
|
|
|
|
|
Total current assets |
21,311.7
|
|
21,227.9
|
|
|
|
Property, plant, and equipment |
4,441.5
|
|
4,395.2
|
|
|
|
Investments in subsidiaries |
3,218.1
|
|
2,982.1
|
|
|
|
Goodwill |
1,914.2
|
|
1,903.3
|
|
|
|
Intangible assets |
2,515.8
|
|
2,593.1
|
|
|
|
Intercompany notes receivable |
559.0
|
|
38.6
|
|
|
|
Equity method investments |
3,003.3
|
|
3,463.9
|
|
|
|
Securities measured at fair value |
1,572.2
|
|
3,234.7
|
|
|
|
Deferred income taxes |
2,191.6
|
|
2,183.3
|
|
|
|
Assets held for sale |
129.3
|
|
|
|
|
|
Other assets |
280.4
|
|
91.3
|
|
|
|
Total assets |
41,137.1
|
|
42,113.4
|
|
|
|
Current liabilities: |
|
|
|
|
|
|
Short-term borrowings |
0.0
|
|
59.0
|
|
|
|
Current maturities of long-term debt |
0.2
|
|
0.2
|
|
|
|
Accounts payable |
349.0
|
|
415.8
|
|
|
|
Intercompany payable |
18,493.3
|
|
18,322.0
|
|
|
|
Other accrued expenses and liabilities |
172.7
|
|
156.6
|
|
|
|
Total current liabilities |
19,015.2
|
|
18,953.6
|
|
|
|
Long-term debt, less current maturities |
0.4
|
|
0.4
|
|
|
|
Intercompany notes payable |
428.7
|
|
524.3
|
|
|
|
Deferred income taxes and other liabilities |
728.1
|
|
955.9
|
|
|
|
Total liabilities |
20,172.4
|
|
20,434.2
|
|
|
|
CBI stockholders’ equity |
20,651.2
|
|
21,393.0
|
|
|
|
Noncontrolling interests |
313.5
|
|
286.2
|
|
|
|
Total stockholders’ equity |
20,964.7
|
|
21,679.2
|
|
|
|
Total liabilities and stockholders’ equity |
$ 41,137.1
|
|
$ 42,113.4
|
|
|
|