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v3.22.2

Unaudited Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2022 | Jun. 30, 2021
Cash flows from operating activities: |  |
Net loss | $ (14,568) | $ (31,081)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities: |  |
Depreciation and amortization expense | 35,056 | 42,429
Settlement of disputes with seller of GEODynamics, Inc. | 620 | 0
Impairments of fixed and lease assets | 0 | 3,444
Stock-based compensation expense | 3,504 | 4,703
Amortization of debt discount and deferred financing costs | 944 | 1,366
Deferred income tax provision (benefit) | 2,584 | (6,834)
Gains on extinguishment of 1.50% convertible senior notes | (157) | (4,022)
Gains on disposals of assets | (1,185) | (1,632)
Other, net | 517 | 375
Changes in operating assets and liabilities, net of effect from acquired business: |  |
Accounts receivable | (20,469) | (6,962)
Inventories | (14,664) | (4,458)
Accounts payable and accrued liabilities | (5,994) | 11,896
Deferred revenue | 4,647 | 1,780
Other operating assets and liabilities, net | (870) | 2,929
Net cash flows provided by (used in) operating activities | (10,035) | 13,933
Cash flows from investing activities: |  |
Capital expenditures | (6,453) | (7,311)
Proceeds from disposition of property and equipment | 1,652 | 3,422
Acquisition of business, net of cash acquired | (8,125) | 0
Other, net | (85) | (326)
Net cash flows used in investing activities | (13,011) | (4,215)
Cash flows from financing activities: |  |
Revolving credit facility borrowings | 9,725 | 12,571
Revolving credit facility repayments | (9,725) | (31,571)
Issuance of 4.75% convertible senior notes | 0 | 135,000
Purchases of 1.50% convertible senior notes | (6,272) | (125,952)
Other debt and finance lease activity, net | (359) | 119
Payment of financing costs | (74) | (7,779)
Shares added to treasury stock as a result of net share settlements due to vesting of stock awards | (1,002) | (1,500)
Net cash flows used in financing activities | (7,707) | (19,112)
Effect of exchange rate changes on cash and cash equivalents | 147 | 33
Net change in cash and cash equivalents | (30,606) | (9,361)
Cash and cash equivalents, beginning of period | 52,852 | 72,011
Cash and cash equivalents, end of period | 22,246 | 62,650
Cash paid for: |  |
Interest | 4,105 | 2,256
Income taxes, net | $ 291 | $ 920

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