v3.5.0.2

Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2016 | Sep. 30, 2015
Operating activities: |  |
Net (loss) earnings | $ (9,622) | $ 24,486
Adjustments to reconcile net earnings to net cash provided by operating activities: |  |
Depreciation and amortization | 53,054 | 54,312
Deferred income taxes | (6,775) | 15,983
Loss (gain) on disposal of assets | (3,854) | (238)
Equity in loss of unconsolidated affiliate | 274 | 249
Inventory valuation reserves | 3,766 | 1,576
Changes in operating assets and liabilities | (43,991) | 11,787
Net cash (used in) provided by operating activities | (7,148) | 108,155
Investing activities: |  |
Purchase of property and equipment | (74,950) | (48,244)
Proceeds from asset dispositions | 13,233 | 3,469
Purchase of short-term investments | (263,204) | (560,148)
Proceeds from sale of short-term investments | 259,322 | 458,468
Refund of deposits on aircraft |  | 6,010
Payment of deposits on aircraft | (197) | (1,207)
Loan to unconsolidated affiliate | (1,200) |
Net cash used in investing activities | (66,996) | (141,652)
Financing activities: |  |
Proceeds from line of credit | 213,900 | 206,660
Payments on line of credit | (139,000) | (171,440)
Repurchase of common stock | (524) | (2,441)
Net cash provided by (used in) financing activities | 74,376 | 32,779
Increase (decrease) in cash | 232 | (718)
Cash, beginning of period | 2,407 | 6,270
Cash, end of period | 2,639 | 5,552
Cash paid during the period for: |  |
Interest | 28,258 | 27,161
Income taxes | 2,856 | 3,061
Noncash investing activities: |  |
Other current liabilities and accrued payables related to purchase of property and equipment | $ 3,717 | $ 45

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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585 + Details
Name: | us-gaap_RepaymentsOfLongTermLinesOfCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration