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v3.8.0.1

Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Apr. 01, 2017
Cash flows from operating activities: |  |
Net income | $ 45,630 | $ 51,533
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 5,241 | 4,736
Stock-based compensation | 5,332 | 2,889
Gain (Loss) on Disposition of Property Plant Equipment | 429 | 144
Provision for Doubtful Accounts | (394) | 60
Changes in operating assets and liabilities: |  |
Decrease (increase) in accounts receivable | 17,776 | (2,687)
Decrease (increase) in inventories | 1,139 | (7,381)
Increase in other current assets | (204) | (3,125)
Increase in deferred costs and other contract assets | (5,706) | (7,643)
Decrease in other non-current assets | 644 | 878
Increase in accounts payable | 2,363 | 1,470
Decrease in accrued compensation | (11,074) | (19,088)
Increase (decrease) in accrued liabilities | 2,193 | (94)
Increase (decrease) in income tax payable | 6,318 | (4,845)
Increase (decrease) in deferred revenue and other contract-related liabilities | 2,381 | (4,043)
(Decrease) increase in other non-current liabilities | (73) | 1,094
Net cash provided by operating activities | 71,995 | 13,898
Cash flows from investing activities: |  |
Purchases of property and equipment, net | (3,788) | (4,394)
Increase in intangible assets | (3,583) | (833)
Net cash used in investing activities | (7,371) | (5,227)
Cash flows from financing activities: |  |
Repayments of capital lease obligations | 0 | (69)
Proceeds from issuance of common stock | 8,415 | 27,290
Payments Related to Tax Withholding for Share-based Compensation | 168 | 0
Repurchases of common stock | (18,479) | 0
Net cash provided by (used in) financing activities | (10,232) | 27,221
Effect of foreign currency exchange rates on cash | (225) | 414
Net increase in cash, cash equivalents, and restricted cash | 54,167 | 36,306
Cash, cash equivalents and restricted cash at end of period | 369,498 | 343,825
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents | $ 369,650 | $ 344,504

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