Quarterly Sales and Earnings Data (Unaudited) (Details) - USD ($) $ in Millions		3 Months Ended			12 Months Ended
		Dec. 31, 2016	Mar. 31, 2016	Dec. 31, 2015	Dec. 31, 2016
Quarterly Sales And Earnings Data [Line Items]
Change in U.S. vacation benefits				$ 16
Impairment charge			$ 20
Proceeds from Legal Settlements			$ 10
Loss on deconsolidation of RED	[1]				$ 15
RED Investment, LLC and RED-Rochester, LLP [Member]
Quarterly Sales And Earnings Data [Line Items]
Loss on deconsolidation of RED		$ 15

[1] Refer to Note 1, “Summary of Significant Accounting Policies – Basis of Consolidation.”