Investments Fair Value (Details) - Steel Excel Inc. - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2015	Dec. 31, 2014
Fair Value
Less Than 12 Months	$ 27,297	$ 27,297
12 Months or Greater	4,692	4,692
Total	31,989	31,989	$ 58,272
Gross Unrealized Losses
Less Than 12 Months	(3,911)	(3,911)
12 Months or Greater	(154)	(154)
Total	(4,065)	(4,065)	(27,495)
Impairment	22,700	22,700
Corporate securities
Fair Value
Less Than 12 Months	18,790	18,790
12 Months or Greater	0	0
Total	18,790	18,790	39,869
Gross Unrealized Losses
Less Than 12 Months	(2,499)	(2,499)
12 Months or Greater	0	0
Total	(2,499)	(2,499)	(23,732)
Corporate obligations
Fair Value
Less Than 12 Months	8,507	8,507
12 Months or Greater	4,692	4,692
Total	13,199	13,199	13,530
Gross Unrealized Losses
Less Than 12 Months	(1,412)	(1,412)
12 Months or Greater	(154)	(154)
Total	$ (1,566)	$ (1,566)	(3,441)
Mutual funds
Fair Value
Total			4,873
Gross Unrealized Losses
Total			$ (322)