Pending Separation Transaction (Details) (Scenario, Forecast [Member], USD $)	6 Months Ended		3 Months Ended	9 Months Ended	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2014 Spinoff [Member]	Dec. 31, 2014 KLX Inc [Member] Spinoff [Member]	Sep. 30, 2014 KLX Inc [Member] Spinoff [Member]	Dec. 31, 2015 KLX Inc [Member] Spinoff [Member]	Sep. 30, 2014 KLX Inc [Member] Spinoff [Member] Senior Unsecured Notes 5.0 percent
Restructuring Cost and Reserve [Line Items]
Issuance of senior unsecured notes						$ 1,200,000,000
Proceeds from issuance of notes to pay dividend				750,000,000
Proceeds from issuance of notes to be used for general corporate purposes				430,000,000
Proceeds from issuance of notes to be used to settle deferred payments associated with 2014 acquisitions				110,000,000
Debt redemption costs	235,000,000
Legal, accounting and advisory costs	43,000,000
Costs related to International tax initiatives	67,000,000
Business repositioning charges		$ 94,000,000	$ 26,000,000		$ 20,000,000