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v3.8.0.1

Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Cash flows from operating activities |  |
Net (loss) income | $ (6,404) | $ 638
Adjustments to reconcile net (loss) income to net cash flows (used in) provided by operating activities: |  |
Net proceeds from Shoals transaction | 2,655 |
Depreciation and amortization | 2,550 | 2,337
Recognition of deferred income from state and local incentives | (555) | (555)
Gain on sale of railcars available for lease | 38 |
Deferred income taxes | (1,992) | 408
Stock-based compensation recognized | 836 | 214
Other non-cash items, net | 235 | 84
Changes in operating assets and liabilities: |  |
Accounts receivable | (5,330) | 1,630
Inventories | 1,930 | 20,101
Inventory on lease | (9,186) | (8,391)
Other assets | (3,323) | (1,481)
Accounts and contractual payables | 2,284 | (1,170)
Accrued payroll and employee benefits | 338 | 1,098
Income taxes receivable/payable | 650 | 48
Accrued warranty | 979 | 267
Other liabilities | 1,223 | 547
Accrued pension costs and accrued postretirement benefits | (418) | 185
Net cash flows (used in) provided by operating activities | (13,490) | 15,960
Cash flows from investing activities |  |
Purchase of restricted certificates of deposit | (1,040) | (4,668)
Maturity of restricted certificates of deposit | 1,308 | 1,558
Purchase of securities held to maturity | (41,244) | (10,995)
Proceeds from maturity of securities | 32,005 |
Purchase of property, plant and equipment | (182) | (296)
Proceeds from sale of property, plant and equipment and railcars available for lease | 228 | 119
State and local incentives received |  | 1,410
Net cash flows used in investing activities | (8,925) | (12,872)
Cash flows from financing activities |  |
Employee stock settlement | (118) | (14)
Cash dividends paid to stockholders |  | (1,117)
Net cash flows used in financing activities | (118) | (1,131)
Net (decrease) increase in cash and cash equivalents | (22,533) | 1,957
Cash, cash equivalents and restricted cash equivalents at beginning of period | 87,788 | 96,110
Cash, cash equivalents and restricted cash equivalents at end of period | 65,255 | 98,067
Supplemental cash flow information |  |
Interest paid | 18 | $ 23
Income tax refunds received | $ 487 |

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- Definition The cash inflow associated with the sale of investments that are pledged or subject to withdrawal restrictions during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3179-108585 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- 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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
Name: | us-gaap_ShareBasedCompensation
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