Stockholders' Equity

12 Months Ended

Dec. 31, 2015

Equity [Abstract]

Stockholders' Equity

12.Stockholders’ Equity

Schlumberger is authorized to issue4,500,000,000shares of common stock, par value $0.01per share, of which 1,256,367,980 and 1,275,312,404 shares were outstanding on December31, 2015 and 2014, respectively. Holders of common stock are entitled to one vote for each share of stock held. Schlumberger is also authorized to issue 200,000,000 shares of preferred stock, par value $0.01 per share, which may be issued in series with terms and conditions determined by the Board of Directors. No shares of preferred stock have been issued.

Accumulated Other Comprehensive Loss consists of the following:

	(Stated in millions)
				Unrealized						Pensionand
	Currency			Gain/(Loss)on						Other
	Translation			Marketable			CashFlow			Postretirement
	Adjustments			Securities			Hedges			Benefit Plans			Total
Balance, January 1, 2013............	$	(917	)	$	141		$	30		$	(3,142	)	$	(3,888	)
Other comprehensive income (loss) before reclassifications		(151	)		35			49			1,328			1,261
Amounts reclassified from accumulated other comprehensive loss		-			-			(50	)		425			375
Income taxes..................		-			-			-			(302	)		(302	)
Balance, December 31, 2013..........		(1,068	)		176			29			(1,691	)		(2,554	)
Other comprehensive income (loss) before reclassifications		(463	)		(166	)		(238	)		(1,285	)		(2,152	)
Amounts reclassified from accumulated other comprehensive loss		-			-			113			305			418
Income taxes..................		-			-						82			82
Balance, December 31, 2014..........		(1,531	)		10			(96	)		(2,589	)		(4,206	)
Other comprehensive income (loss) before reclassifications		(522	)		(50	)		(178	)		(210	)		(960	)
Amounts reclassified from accumulated other comprehensive loss		-			40			235			407			682
Income taxes..................		-			-			-			(74	)		(74	)
Balance, December 31, 2015..........	$	(2,053	)	$	-		$	(39	)	$	(2,466	)	$	(4,558	)

Other comprehensive loss was $352million in 2015 and $1.652billion in 2014.  Other comprehensive income was $1.334billion in 2013.