Income Tax Expense Allocation - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Tax Disclosure [Abstract]
Income tax (expense) benefit	$ 2,004	$ 7,671	$ (58,773)
Income from discontinued operations	0	(100)	(2,200)
Interest expense	200	(100)	100
Goodwill	(100)	0	0
Stockholders' equity	(2,100)	600	2,200
Total income tax expense	$ 0	$ 8,100	$ (58,700)