Consolidated Statements of Operations (unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Revenue:
Total revenue	$ 295,437	$ 385,715	$ 643,337	$ 741,528
Costs and expenses:
Cost of goods sold	195,199	252,548	416,278	491,015
Selling, general and administrative expenses	74,936	97,430	151,600	179,753
Asset impairment charges	0	190	617	190
Finance interest expense	3,475	4,201	6,909	8,125
Provision for loan losses	14,253	12,715	40,390	21,185
Interest expense	7,722	10,272	16,037	20,477
Realized and unrealized losses (gains) on securities, net	8,482	(36,377)	26,484	(38,486)
Other (income) expense, net	(2,000)	(1,132)	(2,967)	18
Total costs and expenses	302,067	339,847	655,348	682,277
(Loss) income from continuing operations before income taxes and equity method investments	(6,630)	45,868	(12,011)	59,251
Income tax (benefit) provision	(1,320)	14,798	(4,749)	17,800
(Income) loss of associated companies, net of taxes	(4,893)	7,118	29,614	(2,263)
Net (loss) income from continuing operations	(417)	23,952	(36,876)	43,714
Loss from discontinued operations, net of taxes	(280)	(2,918)	(2,581)	(7,058)
Net loss on deconsolidation of discontinued operations	(980)	0	(23,827)	0
Loss from discontinued operations, net of taxes	(1,260)	(2,918)	(26,408)	(7,058)
Net (loss) income	(1,677)	21,034	(63,284)	36,656
Net (income) loss attributable to noncontrolling interests in consolidated entities (continuing operations)	(191)	29	(321)	85
Net (loss) income attributable to common unitholders	$ (1,868)	$ 21,063	$ (63,605)	$ 36,741
Net (loss) income per common unit - basic
Net (loss) income from continuing operations (in dollars per share)	$ (0.02)	$ 0.96	$ (1.49)	$ 1.75
Net loss from discontinued operations (in dollars per share)	(0.05)	(0.12)	(1.06)	(0.28)
Net (loss) income attributable to common unitholders (in dollars per share)	(0.07)	0.84	(2.55)	1.47
Net (loss) income per common unit - diluted
Net (loss) income from continuing operations (in dollars per share)	(0.02)	0.69	(1.49)	1.27
Net loss from discontinued operations (in dollars per share)	(0.05)	(0.08)	(1.06)	(0.18)
Net (loss) income attributable to common unitholders (in dollars per share)	$ (0.07)	$ 0.61	$ (2.55)	$ 1.09
Weighted-average number of common units outstanding - basic (in shares)	24,958,026	24,982,728	24,989,440	24,915,446
Weighted-average number of common units outstanding - diluted (in shares)	24,958,026	39,138,599	24,989,440	39,158,510
Diversified industrial net sales
Revenue:
Total revenue	$ 252,172	$ 300,049	$ 514,472	$ 580,970
Energy net revenue
Revenue:
Total revenue	14,302	43,532	52,904	82,518
Financial services revenue
Revenue:
Total revenue	$ 28,963	$ 42,134	$ 75,961	$ 78,040