Consolidated Statements of Stockholders' Equity (Deficit) (USD $) In Millions	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings (Accumulated Deficit) [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Delta's Plan of Reorganization [Member]	Delta's Plan of Reorganization [Member] Common Stock [Member]
Stockholders' Equity (Deficit) Period Start at Dec. 31, 2010	$ 897	$ 0	$ 13,926	$ (9,252)	$ (3,578)	$ (199)
Shares, Issued Period Start at Dec. 31, 2010		848				13
Net Income	854			854
Other comprehensive income (loss)	(3,188)				(3,188)
Shares of common stock issued to settle bankruptcy claims under Plans of Reorganization								10
Shares of common stock issued to settle bankruptcy claims under Plans of Reorganization							0	0
Shares of common stock issued and compensation expense associated with equity awards		3
Shares of common stock issued and compensation expense associated with equity awards	40	0
Shares of common stock issued and compensation expense associated with equity awards			72
Shares of common stock issued and compensation expense associated with equity awards						3
Shares of common stock issued and compensation expense associated with equity awards						(32)
Stock options exercised		0
Stock options exercised	1	0
Stock options exercised			1
Stockholders' Equity (Deficit) Period End at Dec. 31, 2011	(1,396)	0	13,999	(8,398)	(6,766)	(231)
Shares, Issued Period End at Dec. 31, 2011		861				16
Net Income	1,009			1,009
Other comprehensive income (loss)	(1,811)				(1,811)
Shares of common stock issued and compensation expense associated with equity awards		5
Shares of common stock issued and compensation expense associated with equity awards	51	0
Shares of common stock issued and compensation expense associated with equity awards			54
Shares of common stock issued and compensation expense associated with equity awards						0
Shares of common stock issued and compensation expense associated with equity awards						(3)
Stock options exercised		2
Stock options exercised	16	0
Stock options exercised			16
Stockholders' Equity (Deficit) Period End at Dec. 31, 2012	(2,131)	0	14,069	(7,389)	(8,577)	(234)
Shares, Issued Period End at Dec. 31, 2012		868				16
Net Income	10,540			10,540
Dividends declared	(102)			(102)
Other comprehensive income (loss)	3,447				3,447
Shares of common stock issued and compensation expense associated with equity awards		5
Shares of common stock issued and compensation expense associated with equity awards	66	0
Shares of common stock issued and compensation expense associated with equity awards			90
Shares of common stock issued and compensation expense associated with equity awards						2
Shares of common stock issued and compensation expense associated with equity awards						(24)
Stock options exercised		6
Stock options exercised	73	0
Stock options exercised			73
Stock purchased and retired	(10)
Stock purchased and retired	(250)	0	(250)
Stockholders' Equity (Deficit) Period End at Dec. 31, 2013	$ 11,643	$ 0	$ 13,982	$ 3,049	$ (5,130)	$ (258)
Shares, Issued Period End at Dec. 31, 2013		869				18