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Leases (Schedule of Lease-Related Liabilities Recorded on the Balance Sheet) (Details) - USD ($) $ in Millions | Sep. 30, 2019 | Jan. 01, 2019 | Dec. 31, 2018
--- | --- | --- | ---
Operating lease liabilities: |  |  |
Current portion included in accrued liabilities | $ 25.8 |  |
Noncurrent operating lease liabilities | 235.2 | $ 243.9 | $ 0.0
Total operating lease liabilities | 261.0 |  |
Financing lease liabilities: |  |  |
Financing lease liabilities, current, prior to adoption of Topic 842 |  |  | 2.0
Financing lease liabilities, noncurrent, prior to adoption of Topic 842 |  |  | 28.8
Total financing lease liabilities |  |  | $ 30.8
Financing lease liabilities, current | 1.0 |  |
Financing lease liabilities, noncurrent | 29.3 |  |
Total financing lease liabilities | 30.3 |  |
Total lease liabilities | $ 291.3 |  |
Weighted-average remaining lease term, operating leases | 13 years |  |
Weighted-average remaining lease term, finance leases | 13 years |  |
Weighted-average discount rate, operating leases | 5.08% |  |
Weighted-average discount rate, finance leases | 5.81% |  |

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- Definition Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84164817&loc=d3e45280-112737 + Details
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