v3.8.0.1

Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2017 | Sep. 30, 2016
Operating activities: |  |
Net loss | $ (21,798) | $ (9,622)
Adjustments to reconcile net loss to net cash provided by operating activities: |  |
Depreciation and amortization | 50,593 | 53,054
Deferred income taxes | (9,416) | (6,775)
Loss (gain) on asset dispositions | 3 | (3,854)
Equity in loss of unconsolidated affiliate, net | 1,556 | 274
Inventory valuation reserves | (3) | 3,766
Changes in operating assets and liabilities | (22,803) | (43,991)
Net cash (used in) provided by operating activities | (1,868) | (7,148)
Investing activities: |  |
Purchase of property and equipment | (49,227) | (74,950)
Proceeds from asset dispositions | 21 | 13,233
Purchase of short-term investments | (268,525) | (263,204)
Proceeds from sale of short-term investments | 354,250 | 259,322
Payment of deposits on aircraft | 0 | (197)
Loan to unconsolidated affiliate | 0 | (1,200)
Net cash provided by (used in) investing activities | 36,519 | (66,996)
Financing activities: |  |
Proceeds from line of credit | 99,150 | 213,900
Payments on line of credit | (133,150) | (139,000)
Repurchase of common stock | (256) | (524)
Net cash (used in) provided by financing activities | (34,256) | 74,376
Decrease in cash | 395 | 232
Cash, beginning of period | 2,596 | 2,407
Cash, end of period | 2,991 | 2,639
Cash paid during the period for: |  |
Interest | 29,536 | 28,258
Income taxes | 1,213 | 2,856
Noncash investing activities: |  |
Other current liabilities and accrued payables related to purchase of property and equipment | $ 21 | $ 3,717

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