Acquisitions and Dispositions (Summary of Purchase Price Allocations) (Details) - MetoKote Corporation [Member] number in Thousands, $ in Millions	Dec. 31, 2016 USD ($)
Business Acquisition [Line Items]
Parts per day	1,500
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets	$ 38
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment	73
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill	86
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	166
Business Combination, Deferred Tax Liability	(12)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	351
Business Combination, Contingent Consideration, Liability, Current	23
Business Combination, Contingent Consideration, Liability, Noncurrent	22
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities	45
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net	$ 306