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Commitments and Contingencies - Lease Commitments (Details) $ in Millions | Dec. 31, 2017 USD ($)
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Operating Leases |
2018 | $ 45
2019 | 38
2020 | 30
2021 | 19
2022 | 12
Thereafter | 41
Total minimum lease payments | 185
Sublease Income |
2018 | 3
2019 | 3
2020 | 1
2021 | 0
2022 | 0
Thereafter | $ 0

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- Definition Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 10 -Section 55 -Paragraph 40 -Subparagraph (Note 3) -URI http://asc.fasb.org/extlink&oid=82846649&loc=d3e38371-112697 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41502-112717 + Details
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