| Supplemental Balance Sheet Disclosures [Text Block] |
BALANCE SHEET COMPONENTS
The components of certain balance sheet amounts are as follows (in thousands):
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June 30, 2018 |
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December 31, 2017 |
Cash, cash equivalents and restricted cash: |
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Cash |
$ |
51,124 |
|
|
$ |
61,703 |
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Cash equivalents |
77,146 |
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|
73,608 |
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|
128,270 |
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|
135,311 |
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Restricted cash |
3,111 |
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|
3,167 |
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$ |
131,381 |
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|
$ |
138,478 |
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Inventories: |
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Finished goods |
$ |
9,852 |
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|
$ |
7,779 |
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Raw materials |
574 |
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|
799 |
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Inventory reserve for obsolescence |
(68 |
) |
|
(180 |
) |
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$ |
10,358 |
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$ |
8,398 |
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Other accrued expenses: |
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Sales returns |
$ |
455 |
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$ |
614 |
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Employee-related expense |
6,069 |
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|
5,568 |
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Warehousing, inventory-related and other |
1,633 |
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|
1,423 |
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$ |
8,157 |
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$ |
7,605 |
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Deferred revenue: |
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Unshipped product |
$ |
1,703 |
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$ |
2,411 |
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Auto ship advances |
1,752 |
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|
1,665 |
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Other |
376 |
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|
379 |
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$ |
3,831 |
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$ |
4,455 |
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