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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

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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration