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v3.20.2

Unaudited Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 28, 2020 | Jun. 30, 2019
Cash flows from operating activities: |  |
Net income | $ 1,810 | $ 13,682
Adjustments to reconcile net income to net cash provided by (used in) operating activities: |  |
Depreciation and amortization | 9,383 | 9,965
Stock-based compensation | 15,508 | 13,197
Impairment of long-term investments | 4,530 | 0
Deferred income taxes | 2,867 | 2,116
Provision for excess and obsolete inventory | 4,579 | 2,033
Other | 89 | (170)
Changes in assets and liabilities: |  |
Accounts receivable | (323) | 65,032
Inventories | 80,325 | (34,478)
Prepaid expenses and other assets | 1,031 | (4,812)
Accounts payable | (4,791) | (29,083)
Accrued employee compensation | 2,769 | (8,229)
Other accrued liabilities | (27,052) | (37,161)
Deferred revenue | 2,281 | 182
Income taxes payable | (836) | (2,201)
Net cash provided by (used in) operating activities | 92,170 | (9,927)
Cash flows from investing activities: |  |
Purchases of short-term investments | (147) | (149)
Proceeds from maturities of short-term investments | 149 | 70,649
Purchases of property and equipment | (3,631) | (9,423)
Purchases of long-term investments | (6,265) | (5,200)
Net cash provided by (used in) investing activities | (9,894) | 55,877
Cash flows from financing activities: |  |
Repurchases of common stock | (22,508) | (31,980)
Restricted stock unit withholdings | (3,607) | (5,658)
Proceeds from exercise of stock options | 3,786 | 2,949
Proceeds from issuance of common stock under employee stock purchase plan | 2,478 | 2,303
Net cash used in financing activities | (19,851) | (32,386)
Net increase in cash and cash equivalents | 62,425 | 13,564
Cash and cash equivalents, at beginning of period | 190,208 | 201,047
Cash and cash equivalents, at end of period | $ 252,633 | $ 214,611

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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
Name: | us-gaap_ShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration