CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Revenue	$ 59,201		$ 26,640		$ 12,885
Operating expenses
Cost of revenue	17,757		9,459		4,589
Sales and marketing	28,129		12,355		5,306
General and administrative	30,960		28,408		20,119
Research and development	9,032		8,807		2,934
Amortization of intangible assets	8,470		4,837		1,373
Impairment related and other	4,292		1,130		109
Total operating expenses	98,640		64,996		34,430
Operating income (loss)	(39,439)		(38,356)		(21,545)
Other income (loss), net	(4,210)		57,820		43,203
Interest income	227		439		361
Interest expense	(1,484)		(25)		(31)
Income (loss) before income taxes, equity loss and noncontrolling interest	(44,906)		19,878		21,988
Income tax (expense) benefit	17,571		(1,336)		4,287
Equity loss	(2,963)	[1]	(8,672)	[2]	(11,964)	[3]
Income (loss) from continuing operations	(30,298)		11,098		10,488
Income (loss) from discontinued operations, including gain on sale, net of tax	232,339		12,483		19,313
Net income (loss)	202,041		23,581		29,801
Less: Net income (loss) attributable to the noncontrolling interest	(7,018)		592		2,235
Net income (loss) attributable to ICG Group, Inc.	209,059		22,989		27,566
Amounts attributable to ICG Group, Inc.:
Net income (loss) from continuing operations	(25,669)		12,703		10,682
Net income (loss) from discontinued operations	234,728		10,286		16,884
Net income (loss)	209,059		22,989		27,566
Basic income (loss) per share attributable to ICG Group, Inc.:
Income (loss) from continuing operations	$ (0.70)		$ 0.35		$ 0.29
Income (loss) from discontinued operations	$ 6.42		$ 0.29		$ 0.46
Net income (loss)	$ 5.72		$ 0.64		$ 0.75
Shares used in computation of basic income (loss) per share	36,536		35,890		36,656
Diluted income (loss) per share attributable to ICG Group, Inc.:
Income (loss) from continuing operations	$ (0.70)		$ 0.35		$ 0.29
Income (loss) from discontinued operations	$ 6.42		$ 0.28		$ 0.45
Net income (loss)	$ 5.72		$ 0.63		$ 0.74
Shares used in computation of diluted income (loss) per share	36,536		36,543		37,460
Net income (loss)	202,041		23,581		29,801
Other comprehensive income (loss)
Unrealized holding gain (loss) in marketable securities	24		1,552
Reclassified adjustments/realized net (gains) loss on marketable securities	(23)		(1,552)
Other accumulated other comprehensive income (loss)	(1)		(34)		20
Comprehensive income (loss)	202,041		23,547		29,821
Less: Comprehensive income (loss) attributable to the noncontrolling interest	(7,018)		558		2,255
Comprehensive income (loss) attributable to ICG Group, Inc.	209,059		22,989		27,566
Continuing Operations
Operating expenses
Income tax (expense) benefit	(100)		(108)		464
Including Impact Of Reclassification From Discontinued Operations
Operating expenses
Income tax (expense) benefit	$ 17,571

[1] Includes Acquirgy, CIML, Freeborders (through October 18, 2013, the date of disposition) and WhiteFence (through October 28, 2013, the date of disposition).

[2] Includes Acquirgy, Bolt (through December 27, 2012, the date of consolidation), CIML (through July 11, 2012, the date of consolidation), Freeborders, GoIndustry (through July 5, 2012, the date of disposition) and WhiteFence.

[3] Includes Acquirgy, Bolt, CIML, ClickEquations (through June 14, 2011, the date of disposition), Freeborders, GoIndustry, Metastorm (through February 17, 2011, the date of disposition), StarCite (through December 30, 2011, the date of disposition) and WhiteFence.