Selected Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2012

Selected Quarterly Financial Data [Abstract]

Schedule Of Selected Quarterly Financial Data

	First			Second			Third			Fourth
	Quarter			Quarter			Quarter			Quarter
	(In thousands, except per share amounts)
2012
Revenues and other income	$	2,385,261		$	2,109,793		$	2,187,495		$	2,511,140
Income (loss) from continuing operations	$	485,506		$	(186,656	)	$	116,945		$	450,510
Income (loss) from discontinued operations, net of taxes	$	1,729		$	(1,112	)	$	2,015		$	(169	)
Gain (loss) on disposal of discontinued operations, net of taxes	$	-		$	-		$	(4,626	)	$	499
Net (income) loss attributable to the noncontrolling interest	$	(202	)	$	297		$	972		$	993
Net (income) loss attributable to the redeemable noncontrolling
interests	$	3,844		$	(9,780	)	$	(8,632	)	$	2,333
Net income (loss)	$	490,877		$	(197,251	)	$	106,674		$	454,166
Basic earnings (loss) per common share attributable to
Leucadia National Corporation common shareholders:
Income (loss) from continuing operations	$	2.00		$	(.80	)	$	.45		$	1.86
Income (loss) from discontinued operations		.01			(.01	)		.01			-
Gain (loss) on disposal of discontinued operations		-			-			(.02	)		-
Net income (loss)	$	2.01		$	(.81	)	$	.44		$	1.86
Number of shares used in calculation		244,583			244,583			244,583			244,583
Diluted earnings (loss) per common share attributable to
Leucadia National Corporation common shareholders:
Income (loss) from continuing operations	$	1.97		$	(.80	)	$	.44		$	1.83
Income (loss) from discontinued operations		-			(.01	)		.01			-
Gain (loss) on disposal of discontinued operations		-			-			(.02	)		-
Net income (loss)	$	1.97		$	(.81	)	$	.43		$	1.83
Number of shares used in calculation		248,945			244,583			248,910			248,922

2011
Revenues and other income	$	251,950		$	721,322		$	199,751		$	261,599
Income (loss) from continuing operations	$	9,916		$	182,513		$	(293,815	)	$	114,484
Income (loss) from discontinued operations, net of taxes	$	791		$	3,100		$	1,690		$	(8	)
Gain on disposal of discontinued operations, net of taxes	$	79		$	845		$	773		$	4,588
Net (income) loss attributable to the noncontrolling interest	$	(279	)	$	(149	)	$	330		$	373
Net income (loss)	$	10,507		$	186,309		$	(291,022	)	$	119,437
Basic earnings (loss) per common share attributable to
Leucadia National Corporation common shareholders:
Income (loss) from continuing operations	$	.04		$	.75		$	(1.20	)	$	.47
Income (loss) from discontinued operations		-			.01			.01			-
Gain on disposal of discontinued operations		-			-			-			.02
Net income (loss)	$	.04		$	.76		$	(1.19	)	$	.49
Number of shares used in calculation		244,082			244,521			244,580			244,583
Diluted earnings (loss) per common share attributable to
Leucadia National Corporation common shareholders:
Income (loss) from continuing operations	$	.04		$	.74		$	(1.20	)	$	.46
Income (loss) from discontinued operations		-			.01			.01			-
Gain on disposal of discontinued operations		-			-			-			.02
Net income (loss)	$	.04		$	.75		$	(1.19	)	$	.48
Number of shares used in calculation		244,620			249,026			244,580			248,874