Environmental Matters, Litigation and Product Warranties - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014 LegalMatter defendent State federal_superfund_site
Environmental Matters, Litigation and Product Warranties [Line Items]
Number of Federal Super Fund sites	1
Environmental remediation accrual, discounted basis	$ 15
Portion of environmental remediation costs recorded in other current liabilities	3
Portion of environmental remediation costs recorded in deferred credits and other liabilities	12
Weighted average discount rate	2.50%
Environmental remediation accrual, undiscounted basis	19
Cost of services, environmental remediation, next twelve months	3
Cost of services, environmental remediation, year two	1
Cost of services, environmental remediation, year three	1
Cost of services, environmental remediation, year four	1
Cost of services, environmental remediation, year five	1
Cost of services, environmental remediation, thereafter	$ 12
Number of states for which we are subject to an audit with respect to payment of unclaimed property	11
Number of years subject to audit with respect to payment of unclaimed property	30 years
Number of complaints filed alleging exposure to asbestos from our product categories	20,000
Current docket of active and inactive cases nationwide relating to alleged exposure to asbestos from our product categories (less than 500 cases)	500
Number of defendants in many asbestos related cases	100