Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs (USD $) In Millions, unless otherwise specified	4 Months Ended	12 Months Ended	8 Months Ended
	Dec. 31, 2013	Dec. 31, 2014	Aug. 31, 2013
Equity Securities [Member] | Successor [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period	$ 176	$ 183
Net realized and unrealized gains (losses)	9	22
Net purchases and sales	(2)	18
Fair value of plan assets at end of period	183	223
Equity Securities [Member] | Successor [Member] | Fair Value, Inputs, Level 3 [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period	15	15
Net realized and unrealized gains (losses)	1	2
Net purchases and sales	(1)	(4)
Fair value of plan assets at end of period	15	13
Equity Securities [Member] | Predecessor [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period			163
Net realized and unrealized gains (losses)			16
Net purchases and sales			5
Net transfer into (out of) Level 3			(8)
Fair value of plan assets at end of period			176
Equity Securities [Member] | Predecessor [Member] | Fair Value, Inputs, Level 3 [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period			13
Net realized and unrealized gains (losses)			2
Fair value of plan assets at end of period			15
Equity Securities [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	183	223
Equity Securities [Member] | Fair Value, Inputs, Level 3 [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	15	13
Equity Securities [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	664	631
Equity Securities [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	152	46
US Government Agencies Debt Securities [Member] | Successor [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period	204	205
Net realized and unrealized gains (losses)	5	26
Net purchases and sales	(4)	164
Fair value of plan assets at end of period	205	395
US Government Agencies Debt Securities [Member] | Successor [Member] | Fair Value, Inputs, Level 3 [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period	30	32
Net realized and unrealized gains (losses)	2	4
Net purchases and sales		2
Fair value of plan assets at end of period	32	38
US Government Agencies Debt Securities [Member] | Predecessor [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period			201
Net realized and unrealized gains (losses)			17
Net purchases and sales			(15)
Net transfer into (out of) Level 3			1
Fair value of plan assets at end of period			204
US Government Agencies Debt Securities [Member] | Predecessor [Member] | Fair Value, Inputs, Level 3 [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period			7
Net realized and unrealized gains (losses)			4
Net purchases and sales			19
Fair value of plan assets at end of period			30
Inflation Linked Bonds [Member] | Successor [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period	111	105
Net realized and unrealized gains (losses)	(4)	(1)
Net purchases and sales	(2)	(104)
Fair value of plan assets at end of period	105
Inflation Linked Bonds [Member] | Predecessor [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period			104
Net realized and unrealized gains (losses)			12
Net purchases and sales			(5)
Fair value of plan assets at end of period			111
Inflation Linked Bonds [Member] | Predecessor [Member] | Fair Value, Inputs, Level 3 [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period			251
Net realized and unrealized gains (losses)			21
Net purchases and sales			(272)
Inflation Linked Bonds [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	105
Inflation Linked Bonds [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	144
Inflation Linked Bonds [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	10	9
Global High Yield and Emerging Market Debt [Member] | Successor [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period	140	178
Net realized and unrealized gains (losses)	38	25
Net purchases and sales		(203)
Fair value of plan assets at end of period	178
Global High Yield and Emerging Market Debt [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	178
Global High Yield and Emerging Market Debt [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	441	11
Global High Yield and Emerging Market Debt [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	24
Absolute Return [Member] | Successor [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Net realized and unrealized gains (losses)		(8)
Net purchases and sales		293
Net transfer into (out of) Level 3		83
Fair value of plan assets at end of period		368
Absolute Return [Member] | Predecessor [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period			201
Net realized and unrealized gains (losses)			27
Net purchases and sales			(5)
Net transfer into (out of) Level 3			(83)
Fair value of plan assets at end of period			140
Absolute Return [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period		368
Absolute Return [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period		426
Absolute Return [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	36	11
Real Estate [Member] | Successor [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period	204	200
Net realized and unrealized gains (losses)	6	22
Net purchases and sales	(10)	(83)
Fair value of plan assets at end of period	200	139
Real Estate [Member] | Successor [Member] | Fair Value, Inputs, Level 3 [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period	7	5
Net purchases and sales	(2)	(5)
Fair value of plan assets at end of period	5
Real Estate [Member] | Predecessor [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period			198
Net realized and unrealized gains (losses)			21
Net purchases and sales			(15)
Fair value of plan assets at end of period			204
Real Estate [Member] | Predecessor [Member] | Fair Value, Inputs, Level 3 [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period			44
Net realized and unrealized gains (losses)			(5)
Net purchases and sales			(32)
Fair value of plan assets at end of period			7
Real Estate [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	200	139
Real Estate [Member] | Fair Value, Inputs, Level 3 [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	5
Real Estate [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	200	139
Real Estate [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	9	3
Private Equity Funds [Member] | Successor [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period	959	951
Net realized and unrealized gains (losses)	52	93
Net purchases and sales	(60)	(263)
Fair value of plan assets at end of period	951	781
Private Equity Funds [Member] | Successor [Member] | Fair Value, Inputs, Level 3 [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period	55	54
Net realized and unrealized gains (losses)	1	9
Net purchases and sales	(2)	(8)
Fair value of plan assets at end of period	54	55
Private Equity Funds [Member] | Predecessor [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period			1,002
Net realized and unrealized gains (losses)			39
Net purchases and sales			(82)
Fair value of plan assets at end of period			959
Private Equity Funds [Member] | Predecessor [Member] | Fair Value, Inputs, Level 3 [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period			322
Net realized and unrealized gains (losses)			(26)
Net purchases and sales			(241)
Fair value of plan assets at end of period			55
Private Equity Funds [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	951	781
Private Equity Funds [Member] | Fair Value, Inputs, Level 3 [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	54	55
Private Equity Funds [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	951	781
Private Equity Funds [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	56	55
Successor [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period	1,794	1,822
Net realized and unrealized gains (losses)	106	179
Net purchases and sales	(78)	(178)
Net transfer into (out of) Level 3		83
Fair value of plan assets at end of period	1,822	1,906
Successor [Member] | Fair Value, Inputs, Level 3 [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period	107	106
Net realized and unrealized gains (losses)	4	15
Net purchases and sales	(5)	(15)
Fair value of plan assets at end of period	106	106
Predecessor [Member] | Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period			1,869
Net realized and unrealized gains (losses)			132
Net purchases and sales			(117)
Net transfer into (out of) Level 3			(90)
Fair value of plan assets at end of period			1,794
Predecessor [Member] | Fair Value, Inputs, Level 3 [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at beginning of period			637
Net realized and unrealized gains (losses)			(4)
Net purchases and sales			(526)
Fair value of plan assets at end of period			107
Fair Value, Inputs, Level 3 [Member] | Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	1,822	1,906
Fair Value, Inputs, Level 3 [Member] | Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	106	106
Major U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	4,184	4,160
Major Non-U.S. Plans [Member]
Note 16 - Retirement Plans (Details) - Reconciliation of Beginning and Ending Balances of Assets Measured With Signficiant Unobservable Inputs [Line Items]
Fair value of plan assets at end of period	$ 848	$ 804