Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2017	Jun. 30, 2016
Cash flows from operating activities:
Net loss	$ (15,803)	$ (32,465)
Loss from discontinued operations, net of tax	(13,937)	(32,325)
Loss from continuing operations	(1,866)	(140)
Adjustments to reconcile loss from continuing operations to net cash used in operating activities:
Depreciation and amortization	6,023	4,651
Amortization of deferred financing costs	253	205
Loss (gain) on sale of assets	412	(15)
Stock compensation expense	6,653	5,128
Deferred income tax benefit	(7,329)	(8,076)
Reduction in tax benefit related to share-based awards	315	954
Changes in current assets and liabilities:
Accounts receivable, net	(12,874)	(51)
Inventories	(20,023)	(7,624)
Income taxes receivable	8,619	(11,535)
Other current assets	14,185	(414)
Accounts payable	(1,418)	3,622
Accrued liabilities	(180)	11,685
Income taxes payable	(10)	(1,759)
Interest payable	(3)	74
Net cash used in operating activities	(7,243)	(3,295)
Cash flows from investing activities:
Capital expenditures	(4,508)	(8,238)
Proceeds from sales of businesses	17,490	0
Proceeds from sale of assets	310	24
Purchase of patents and other intangible assets	(247)	(140)
Net cash provided by (used in) investing activities	13,045	(8,354)
Cash flows from financing activities:
Repayments of indebtedness	(9,833)	(3,571)
Borrowings on revolving credit facility	224,757	171,397
Repayments on revolving credit facility	(220,607)	(153,460)
Debt issuance costs	(106)	(147)
Reduction in tax benefit related to share-based awards	0	(954)
Purchase of treasury stock related to share-based awards	(1,335)	(609)
Proceeds from sale of common stock	368	446
Repurchase of common stock	(487)	0
Proceeds from exercise of stock options	20	134
Net cash (used in) provided by financing activities	(7,223)	13,236
Discontinued operations:
Net cash used in operating activities	(794)	(59)
Net cash provided by investing activities	794	51
Net cash flows used in discontinued operations	0	(8)
Effect of changes in exchange rates on cash and cash equivalents	20	53
Net (decrease) increase in cash and cash equivalents	(1,401)	1,632
Cash and cash equivalents at the beginning of period	4,823	2,208
Cash and cash equivalents at the end of period	$ 3,422	$ 3,840

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The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
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The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

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- Definition

The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (b)
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The cash inflow from the additional capital contribution to the entity.

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The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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- Definition

The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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-Section 45
-Paragraph 12
-Subparagraph (c)
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Amount of cash inflow from exercise of stock options granted under share-based compensation arrangement.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
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-SubTopic 10
-Section 50
-Paragraph 2A
-Subparagraph (a)
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The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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-Section 45
-Paragraph 15
-Subparagraph (b)
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Amount of cash outflow for the payment of debt classified as other, maturing after one year or the operating cycle, if longer.

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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.

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