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Balance Sheet Components (Tables) | 6 Months Ended
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Jun. 30, 2018
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Balance Sheet Components | Balance sheet details as of June 30, 2018 and December 31, 2017 are presented in the tables below:
| June 30, 2018 |  | December 31, 2017
| (In thousands)
Inventories: |  |  |
Raw materials | $ | 32,046 |  |  | $ | 31,275 |
Work in process | 13,028 |  |  | 8,718 |
Finished goods | 58,658 |  |  | 56,144 |
Total inventories | $ | 103,732 |  |  | $ | 96,137 |
Property and equipment: |  |  |
Equipment | $ | 75,205 |  |  | $ | 69,550 |
Furniture and fixtures | 6,779 |  |  | 6,534 |
Leasehold improvements | 15,598 |  |  | 10,976 |
Software | 39,502 |  |  | 37,168 |
Construction in progress | 12,493 |  |  | 9,813 |
Property and equipment, gross | 149,577 |  |  | 134,041 |
Accumulated depreciation and amortization | (98,693 | ) |  | (91,446 | )
Total property and equipment, net | $ | 50,884 |  |  | $ | 42,595 |
| June 30, 2018 |  | December 31, 2017
Other long term assets: |  |  |
Capitalized software, net | $ | 46,141 |  |  | $ | 38,599 |
Unbilled receivables | 12,150 |  |  | 9,475 |
Other assets | 1,364 |  |  | 1,242 |
Total other long term assets, net | $ | 59,655 |  |  | $ | 49,316 |
Accrued liabilities: |  |  |
Advance payments from customers | $ | 7,140 |  |  | $ | 7,779 |
Rebates and lease buyouts | 5,195 |  |  | 5,428 |
Group purchasing organization fees | 3,677 |  |  | 3,449 |
Taxes payable | 6,067 |  |  | 9,183 |
Other accrued liabilities | 9,642 |  |  | 9,854 |
Total accrued liabilities | $ | 31,721 |  |  | $ | 35,693 |
Schedule of Accumulated Other Comprehensive Income (Loss) | The following table summarizes the changes in accumulated balances of other comprehensive income (loss) for the three and six months ended June 30, 2018 and 2017:
| Three months ended June 30,
| 2018 |  | 2017
| Foreign currency translation adjustments |  | Unrealized gain (loss) on interest rate swap hedges |  | Total |  | Foreign currency translation adjustments |  | Unrealized gain (loss) on interest rate swap hedges |  | Total
| (In thousands)
Beginning balance | $ | (4,482 | ) |  | $ | 1,043 |  |  | $ | (3,439 | ) |  | $ | (9,841 | ) |  | $ | 1,427 |  |  | $ | (8,414 | )
Other comprehensive income (loss) before reclassifications | (4,414 | ) |  | 195 |  |  | (4,219 | ) |  | 1,076 |  |  | (100 | ) |  | 976 |
Amounts reclassified from other comprehensive income (loss), net of tax | — |  |  | (285 | ) |  | (285 | ) |  | — |  |  | (53 | ) |  | (53 | )
Net current-period other comprehensive income (loss), net of tax | (4,414 | ) |  | (90 | ) |  | (4,504 | ) |  | 1,076 |  |  | (153 | ) |  | 923 |
Ending balance | $ | (8,896 | ) |  | $ | 953 |  |  | $ | (7,943 | ) |  | $ | (8,765 | ) |  | $ | 1,274 |  |  | $ | (7,491 | )
| Six months ended June 30,
| 2018 |  | 2017
| Foreign currency translation adjustments |  | Unrealized gain (loss) on interest rate swap hedges |  | Total |  | Foreign currency translation adjustments |  | Unrealized gain (loss) on interest rate swap hedges |  | Total
| (In thousands)
Beginning balance | $ | (6,954 | ) |  | $ | 841 |  |  | $ | (6,113 | ) |  | $ | (10,764 | ) |  | $ | 1,245 |  |  | $ | (9,519 | )
Other comprehensive income (loss) before reclassifications | (1,942 | ) |  | 596 |  |  | (1,346 | ) |  | 1,999 |  |  | 76 |  |  | 2,075 |
Amounts reclassified from other comprehensive income (loss), net of tax | — |  |  | (484 | ) |  | (484 | ) |  | — |  |  | (47 | ) |  | (47 | )
Net current-period other comprehensive income (loss), net of tax | (1,942 | ) |  | 112 |  |  | (1,830 | ) |  | 1,999 |  |  | 29 |  |  | 2,028 |
Ending balance | $ | (8,896 | ) |  | $ | 953 |  |  | $ | (7,943 | ) |  | $ | (8,765 | ) |  | $ | 1,274 |  |  | $ | (7,491 | )

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- Definition Tabular disclosure of condensed balance sheet, including, but not limited to, balance sheets of consolidated entities and consolidation eliminations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 3 -Paragraph i -Subsection 10 + Details
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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669686-108580 + Details
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