XML 45 R35.htm IDEA: XBRL DOCUMENT v3.19.2
Fair Value Measurements (Tables)
 9 Months Ended
Jun. 30, 2019
Fair Value Disclosures [Abstract]  
Financial Assets and Financial Liabilities that are Measured at Fair Value on a Recurring Basis
The following table presents, on a gross basis, our financial assets and liabilities, including both current and noncurrent portions, that are measured at fair value on a recurring basis within the fair value hierarchy:
 
 
Asset (Liability)
 
 
Level 1
 
Level 2
 
Level 3
 
Total
June 30, 2019:
 
 
 
 
 
 
 
 
Derivative instruments:
 
 
 
 
 
 
 
 
Assets:
 
 
 
 
 
 
 
 
Commodity contracts
 
$
30.1

 
$
24.3

 
$
—

 
$
54.4

Foreign currency contracts
 
$
—

 
$
29.5

 
$
—

 
$
29.5

Liabilities:
 
 
 
 
 
 
 
 
Commodity contracts
 
$
(44.8
)
 
$
(62.4
)
 
$
—

 
$
(107.2
)
Foreign currency contracts
 
$
—

 
$
(5.2
)
 
$
—

 
$
(5.2
)
Interest rate contracts
 
$
—

 
$
(7.8
)
 
$
—

 
$
(7.8
)
Non-qualified supplemental postretirement grantor trust investments (a)
 
$
40.8

 
$
—

 
$
—

 
$
40.8

September 30, 2018:
 
 
 
 
 
 
 
 
Derivative instruments:
 
 
 
 
 
 
 
 
Assets:
 
 
 
 
 
 
 
 
Commodity contracts
 
$
93.5

 
$
117.5

 
$
—

 
$
211.0

Foreign currency contracts
 
$
—

 
$
20.6

 
$
—

 
$
20.6

Cross-currency contracts
 
$
—

 
$
0.9

 
$
—

 
$
0.9

Liabilities:
 
 
 
 
 
 
 
 
Commodity contracts
 
$
(33.6
)
 
$
(9.8
)
 
$
—

 
$
(43.4
)
Foreign currency contracts
 
$
—

 
$
(14.4
)
 
$
—

 
$
(14.4
)
Interest rate contracts
 
$
—

 
$
(1.0
)
 
$
—

 
$
(1.0
)
Non-qualified supplemental postretirement grantor trust investments (a)
 
$
40.8

 
$
—

 
$
—

 
$
40.8

June 30, 2018:
 
 
 
 
 
 
 
 
Derivative instruments:
 
 
 
 
 
 
 
 
Assets:
 
 
 
 
 
 
 
 
Commodity contracts
 
$
58.5

 
$
70.0

 
$
—

 
$
128.5

Foreign currency contracts
 
$
—

 
$
18.4

 
$
—

 
$
18.4

Cross-currency contracts
 
$
—

 
$
0.7

 
$
—

 
$
0.7

Liabilities:
 
 
 
 
 
 
 
 
Commodity contracts
 
$
(25.3
)
 
$
(8.9
)
 
$
—

 
$
(34.2
)
Foreign currency contracts
 
$
—

 
$
(17.9
)
 
$
—

 
$
(17.9
)
Interest rate contracts
 
$
—

 
$
(1.5
)
 
$
—

 
$
(1.5
)
Non-qualified supplemental postretirement grantor trust investments (a)
 
$
38.4

 
$
—

 
$
—

 
$
38.4


(a)
Consists primarily of mutual fund investments held in grantor trusts associated with non-qualified supplemental retirement plans (see Note 12.)
Schedule of Carrying Amount and Estimated Fair Value of Long-term Debt The carrying amount and estimated fair value of our long-term debt (including current maturities but excluding unamortized debt issuance costs) were as follows:
 
June 30, 2019
 
September 30, 2018
 
June 30, 2018
Carrying amount
$
4,347.1

 
$
4,199.4

 
$
4,210.9

Estimated fair value
$
4,571.3

 
$
4,150.3

 
$
4,143.1