Consolidated Statements of Cash Flows (Decrease) Increase in Cash and Cash Equivalents - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash flows from operating activities:
Net (loss) income	$ (47,552)	$ 16,362
Adjustments to reconcile net (loss) income to cash provided by operating activities:
Depreciation	3,123	1,324
Amortization of intangible assets	2,225	364
Amortization of step-up in inventory basis	2,520	0
Lower of cost or net realizable value reserve	26,694	0
Allowance for doubtful accounts	14	90
Value of share-based arrangements	632	28
Amortization of deferred finance costs	757	33
Deferred tax (benefit) expense	(1,101)	658
Changes in assets and liabilities:
Trade accounts receivable	(8,348)	(9,241)
Inventories	38,424	4,790
Prepaid and other assets	3,124	(5,754)
Income taxes receivable	9,664	793
Accounts payable and accrued expenses	5,138	2,690
Cash provided by operating activities	35,314	12,137
Cash flows from investing activities:
Additions to property, plant, and equipment	(992)	(861)
Cash used in investing activities	(992)	(861)
Cash flows from financing activities:
Payment of deferred acquisition costs	0	(528)
Proceeds from issuance of common stock	17	722
Deferred financing costs	(1,045)	0
Tax payment withholdings related to settlements of stock option awards	0	(1,235)
Repayment of short-term debt – net	(36,086)	0
Repayment of long-term debt	(832)	(172)
Cash used in financing activities	(37,946)	(1,213)
(Decrease) increase in cash and cash equivalents	(3,624)	10,063
Cash and cash equivalents at beginning of period	5,002	33,931
Cash and cash equivalents at end of period	1,378	43,994
Supplemental Disclosure of Cash Flow Information:
Cash paid during period for interest	8,718	227
Cash (refund) paid for income taxes – net	$ (10,338)	$ 6,785