Consolidated Statement of Comprehensive Income (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013		Jun. 30, 2012
Net Income	$ 5,404	$ 7,232	$ 11,643		$ 13,731
Currency translation adjustment	42	(12)	31		2
Unrealized holding loss on securities:
Net loss arising during period	(6)	(2)	(7)		(1)
Derivatives:
Net derivatives gain (loss) on hedge transactions	2	(7)	2		3
Reclassification to net income of net realized gain (loss)	5	(4)	0		2
Income taxes (expense) benefit on derivatives transactions	(3)	4	(1)		(2)
Total	4	(7)	1		3
Actuarial loss:
Amortization to net income of net actuarial and settlement losses	232	233	459		506
Actuarial loss arising during period	0	0	0		(43)
Prior service cost:
Amortization to net income of net prior service credits	(7)	(16)	(14)		(30)
Defined benefit plans sponsored by equity affiliates	11	7	(9)		18
Income taxes on defined benefit plans	(85)	(60)	(170)		(165)
Total	151	164	266		286
Other Comprehensive Gain, Net of Tax	191	143	291	[1]	290
Comprehensive Income	5,595	7,375	11,934		14,021
Comprehensive income attributable to noncontrolling interests	(39)	(22)	(100)		(50)
Comprehensive Income Attributable to Chevron Corporation	$ 5,556	$ 7,353	$ 11,834		$ 13,971

[1] All amounts are net of tax.