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Select Condensed Consolidated Balance Sheet Details (Tables) | 3 Months Ended
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Mar. 31, 2017
Balance Sheet Related Disclosures [Abstract] |
Accounts receivable, net | Accounts receivable, net consist of the following (in thousands):
|  | March 31, 2017 |  |  | December 31, 2016 |
Accounts receivable |  | $ | 15,190 |  |  | $ | 19,870 |
Allowance for doubtful accounts |  |  | (978 | ) |  |  | (1,358 | )
Accounts receivable, net |  | $ | 14,212 |  |  | $ | 18,512 |
Inventories, net | Inventories, net consist of the following (in thousands):
|  | March 31, 2017 |  |  | December 31, 2016 |
Raw materials |  | $ | 5,664 |  |  | $ | 7,301 |
Work-in-process |  |  | 969 |  |  |  | 823 |
Finished goods |  |  | 38,538 |  |  |  | 38,469 |
|  |  | 45,171 |  |  |  | 46,593 |
Less reserve for excess and obsolete finished goods |  |  | (15,083 | ) |  |  | (16,500 | )
Inventories, net |  | $ | 30,088 |  |  | $ | 30,093 |
Property and equipment, net | Property and equipment, net consist of the following (in thousands except as indicated):
|  | Useful lives (in years) |  |  | March 31, 2017 |  |  | December 31, 2016 |
Surgical instruments |  |  | 4 |  |  | $ | 54,364 |  |  | $ | 53,095 |
Machinery and equipment |  |  | 7 |  |  |  | 5,492 |  |  |  | 5,435 |
Computer equipment |  |  | 3 |  |  |  | 3,512 |  |  |  | 3,511 |
Office furniture and equipment |  |  | 5 |  |  |  | 2,707 |  |  |  | 2,695 |
Leasehold improvements |  | various |  |  |  | 1,653 |  |  |  | 3,467 |
Construction in progress |  | n/a |  |  |  | - |  |  |  | 445 |
|  |  |  |  |  |  | 67,728 |  |  |  | 68,648 |
Less accumulated depreciation and amortization |  |  |  |  |  |  | (52,320 | ) |  |  | (53,572 | )
Property and equipment, net |  |  |  |  |  | $ | 15,408 |  |  | $ | 15,076 |
Intangible assets, net | Intangible assets, net consist of the following (in thousands except for useful lives):
|  | Remaining Avg. Useful lives (in years) |  |  | March 31, 2017 |  |  | December 31, 2016 |
Developed product technology |  |  | — |  |  | $ | 13,876 |  |  | $ | 13,876 |
Intellectual property |  |  | — |  |  |  | 1,004 |  |  |  | 1,004 |
License agreements |  |  | 2 |  |  |  | 5,265 |  |  |  | 5,265 |
Trademarks and trade names |  |  | — |  |  |  | 732 |  |  |  | 732 |
Customer-related |  |  | 8 |  |  |  | 7,458 |  |  |  | 7,458 |
Distribution network |  |  | 8 |  |  |  | 4,027 |  |  |  | 4,027 |
|  |  |  |  |  |  | 32,362 |  |  |  | 32,362 |
Less accumulated amortization |  |  |  |  |  |  | (26,885 | ) |  |  | (26,651 | )
Intangible assets, net |  |  |  |  |  | $ | 5,477 |  |  | $ | 5,711 |
Schedule of intangible assets, future amortization expense | Future amortization expense related to intangible assets as of March 31, 2017 is as follows (in thousands):
Year Ending December 31, |  |  |  |
Remainder of 2017 |  | $ | 702 |
2018 |  |  | 750 |
2019 |  |  | 688 |
2020 |  |  | 688 |
2021 |  |  | 688 |
Thereafter |  |  | 1,961 |
|  | $ | 5,477 |
Accrued expenses | Accrued expenses consist of the following (in thousands):
|  | March 31, 2017 |  |  | December 31, 2016 |
Commissions and sales milestones |  | $ | 4,156 |  |  | $ | 4,202 |
Payroll and payroll related |  |  | 2,419 |  |  |  | 2,384 |
Litigation settlements |  |  | 4,400 |  |  |  | 4,400 |
Globus related accruals |  |  | 767 |  |  |  | 3,830 |
Accrued professional fees |  |  | 2,308 |  |  |  | 3,093 |
Royalties |  |  | 1,350 |  |  |  | 1,347 |
Restructuring and severance accruals |  |  | 1,619 |  |  |  | 1,328 |
Accrued taxes |  |  | 419 |  |  |  | 404 |
Guaranteed collaboration compensation, current |  |  | 4,661 |  |  |  | 2,228 |
Accrued interest |  |  | 388 |  |  |  | 387 |
Other |  |  | 3,686 |  |  |  | 3,986 |
Total accrued expenses |  | $ | 26,173 |  |  | $ | 27,589 |

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