CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (USD $) In Thousands	Total	Common Stock	Treasury Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (AOCI)	Non-Controlling Interest
Beginning balance at Dec. 31, 2012	$ 339,032	$ 42	$ (28,973)	$ 3,549,533	$ (3,254,744)	$ 40	$ 73,134
Beginning balance (in shares) at Dec. 31, 2012		42,155	(4,211)
Equity-based compensation expense related to stock appreciation rights (SARs) and stock options	1,202			1,202
Equity-based compensation related to deferred stock units (DSUs)	186			186
Equity-based compensation related to restricted stock (RS)	2,426			2,426
Issuance of DSUs	166			166
Issuance of DSUs, shares		45
Issuance of RS, net of forfeitures and surrenders	(297)			(297)
Issuance of RS, net of forfeitures and surrenders, shares		132
Exercise of SARs and stock options, net of surrenders	(267)			(267)
Exercise of SARs and stock options, net of surrenders, shares		44
Impact of redeemable noncontrolling interest accretion	(570)			(570)
Impact of sale of consolidated subsidiaries	(28,144)						(28,144)
Impact of subsidiary equity transactions	1,526			1,477			49
Repurchase of ICGE Common Stock	(7,436)		(7,436)
Repurchase of ICGE Common Stock, shares			(642)
Noncontrolling owners share of AOCI of consolidated subsidiaries						50	(50)
Net income (loss)	8,268				12,210		(3,942)
Ending balance at Jun. 30, 2013	316,914	42	(36,409)	3,554,678	(3,242,534)	90	41,047
Ending balance (in shares) at Jun. 30, 2013		42,376	(4,853)
Beginning balance at Dec. 31, 2013	473,678	43	(40,998)	3,536,761	(3,045,685)	40	23,517
Beginning balance (in shares) at Dec. 31, 2013		43,333	(5,118)
Equity-based compensation expense related to stock appreciation rights (SARs) and stock options	451			451
Equity-based compensation related to deferred stock units (DSUs)	246			246
Equity-based compensation related to restricted stock (RS)	9,561			9,561
Issuance of DSUs	179			179
Issuance of DSUs, shares		32
Issuance of RS, net of forfeitures and surrenders	(1,399)	3		(1,402)
Issuance of RS, net of forfeitures and surrenders, shares		2,797
Exercise of SARs and stock options, net of surrenders	(1,348)			(1,348)
Exercise of SARs and stock options, net of surrenders, shares		129
Impact of redeemable noncontrolling interest accretion	(1,379)			(1,379)
Impact of subsidiary equity transactions	598			654			(56)
Net income (loss)	(25,437)				(23,044)		(2,393)
Ending balance at Jun. 30, 2014	$ 455,150	$ 46	$ (40,998)	$ 3,543,723	$ (3,068,729)	$ 40	$ 21,068
Ending balance (in shares) at Jun. 30, 2014		46,291	(5,118)