Financing Agreements - Schedule of borrowings (Details) $ in Millions |
3 Months Ended | 9 Months Ended | 12 Months Ended | ||
---|---|---|---|---|---|
Jun. 30, 2019
USD ($)
|
Jun. 30, 2018 |
Jun. 30, 2019
USD ($)
|
Jun. 30, 2018 |
Sep. 30, 2018
USD ($)
|
|
Debt Instrument [Line Items] | |||||
Total debt | $ 324.4 | $ 324.4 | $ 344.6 | ||
Other Long-term Debt, Current | 1.2 | 1.2 | 0.0 | ||
Long-term debt | $ 323.2 | $ 323.2 | $ 344.6 | ||
Debt Instrument, Covenant Holiday, Maximum Ratio of Indebtedness to Earnings before Interest, Taxes, Depreciation, and Amortization | 3.5 | ||||
$900 revolving credit facility (excluding outstanding letters of credit) | |||||
Debt Instrument [Line Items] | |||||
Debt Instrument, Interest Rate During Period | 2.89% | 1.70% | 2.66% | 1.77% | |
Total debt | $ 74.0 | $ 74.0 | $ 95.7 | ||
$150 senior unsecured notes, net of discount (1) | |||||
Debt Instrument [Line Items] | |||||
Total debt | 149.5 | 149.5 | 149.3 | ||
$100 Series A Notes (2) | |||||
Debt Instrument [Line Items] | |||||
Total debt | $ 99.7 | $ 99.7 | $ 99.6 |
X | ||||||||||
- Definition Debt Instrument, Covenant Terms, Maximum Ratio of Indebtedness to Earnings before Interest, Taxes, Depreciation, and Amortization No definition available.
|
X | ||||||||||
- Definition The average effective interest rate during the reporting period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
X | ||||||||||
- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Definition Amount of long-term debt classified as other, payable within one year or the operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|