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Balance Sheet Details | 6 Months Ended
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Jun. 30, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Balance Sheet Details | Balance Sheet Details Inventories Inventories consist of the following (in thousands):
| June 30, 2017 |  | December 31, 2016
Finished goods | $ | 19,469 |  |  | $ | 19,277 |
Raw materials and components | 4,572 |  |  | 11,865 |
Total inventories | $ | 24,041 |  |  | $ | 31,142 |
Accrued Expenses and Other Current Liabilities Accrued expenses and other current liabilities consist of the following (in thousands):
| June 30, 2017 |  | December 31, 2016
Royalties | $ | 1,989 |  |  | $ | 1,544 |
Payroll and related expenses | 2,739 |  |  | 5,315 |
Warranty obligations | 478 |  |  | 480 |
Market development funds and price protection | 34 |  |  | 320 |
Professional fees | 1,187 |  |  | 4,793 |
Bank overdrafts | 1,286 |  |  | 489 |
Accrued interest | 461 |  |  | 275 |
Deferred revenue | 1,353 |  |  | 1,656 |
Restructuring | 1,265 |  |  | 837 |
Acquisition-related liabilities | 13,186 |  |  | 7,912 |
Divestiture-related liabilities | — |  |  | 463 |
Other | 6,660 |  |  | 3,813 |
Total accrued expenses and other current liabilities | $ | 30,638 |  |  | $ | 27,897 |
Accrued Warranty Obligations Accrued warranty obligations activity during the six months ended June 30, 2017 was as follows (in thousands):
Accrued warranty obligations at beginning of period | $ | 480 |
Additions charged to operations | 213 |
Deductions from liability | (215 | )
Accrued warranty obligations at end of period | $ | 478 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
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