Consolidated Statement of Equity (Deficit) (Unaudited) (USD $) In Millions	Predecessor [Member] Pre Eliminations [Member] Common Stock [Member]	Predecessor [Member] Pre Eliminations [Member] Additional Paid-in Capital [Member]	Predecessor [Member] Pre Eliminations [Member] Retained Earnings [Member]	Predecessor [Member] Pre Eliminations [Member] Accumulated Other Comprehensive Income (Loss) [Member]	Predecessor [Member] Pre Eliminations [Member] Treasury Stock [Member]	Predecessor [Member] Pre Eliminations [Member] Parent [Member]	Predecessor [Member] Pre Eliminations [Member] Noncontrolling Interest [Member]	Predecessor [Member] Post Eliminations [Member] Noncontrolling Interest [Member]	Predecessor [Member] Post Eliminations [Member]	Predecessor [Member] Common Stock [Member]	Predecessor [Member] Additional Paid-in Capital [Member]	Predecessor [Member] Retained Earnings [Member]	Predecessor [Member] Accumulated Other Comprehensive Income (Loss) [Member]	Predecessor [Member] Treasury Stock [Member]	Predecessor [Member] Parent [Member]	Predecessor [Member] Noncontrolling Interest [Member]	Predecessor [Member]	Successor [Member] Additional Paid-in Capital [Member]	Successor [Member] Retained Earnings [Member]	Successor [Member] Accumulated Other Comprehensive Income (Loss) [Member]	Successor [Member] Parent [Member]	Successor [Member] Noncontrolling Interest [Member]	Successor [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Parent [Member]	Noncontrolling Interest [Member]	Total
Equity at Jun. 30, 2012
Net income (loss)																	$ 2,007
Currency translation adjustments																	(11)
Pension and other postretirement liability adjustments ($1,899 pre-tax)																	1,156
Equity at Aug. 31, 2013	978	1,105	4,634	(1,008)	(5,711)	(2)	2	10	10									613
Equity at Aug. 29, 2013
Investment in variable interest entity																														8	8
Cancellation of Predecessor Company equity																								(978)	(1,105)	(4,634)	1,008	5,711	2		2
Equity at Aug. 31, 2013	978	1,105	4,634	(1,008)	(5,711)	(2)	2	10	10									613
Equity at Dec. 31, 2012										978	1,105	2,600	(2,616)	(5,746)	(3,679)	2	(3,677)
Net income (loss)												2,066			2,066		2,066
Stock-based compensation											3				3		3
Issuance of treasury stock, net (446,501 shares)											(3)	(32)		35
Currency translation adjustments													4		4		4
Pension and other postretirement liability adjustments ($1,899 pre-tax)													1,604		1,604		1,604
Total other comprehensive income													1,608		1,608		1,608
Equity at Aug. 31, 2013	978	1,105	4,634	(1,008)	(5,711)	(2)	2	10	10									613
Equity at Jun. 30, 2013
Net income (loss)																	2,007
Currency translation adjustments																	(11)
Pension and other postretirement liability adjustments ($1,899 pre-tax)																	1,156
Total other comprehensive income																	1,145
Equity at Aug. 31, 2013	978	1,105	4,634	(1,008)	(5,711)	(2)	2	10	10									613			613	10	623
Net income (loss)																			(18)		(18)	(3)	(21)
Issuance of Successor Company common stock																									613				613		613
Investment in variable interest entity																						5	5
Currency translation adjustments																				9	9		9
Total other comprehensive income																							9
Equity at Sep. 30, 2013																		$ 613	$ (18)	$ 9	$ 604	$ 12	$ 616