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Balance Sheet Components | 3 Months Ended
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Mar. 31, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Balance Sheet Components | Balance Sheet Components Balance sheet details as of March 31, 2019 and December 31, 2018 are presented in the tables below:
| March 31, 2019 |  | December 31, 2018
| (In thousands)
Inventories: |  |  |
Raw materials | $ | 34,552 |  |  | $ | 32,511 |
Work in process | 8,876 |  |  | 8,726 |
Finished goods | 60,481 |  |  | 59,631 |
Total inventories | $ | 103,909 |  |  | $ | 100,868 |
Other long-term assets: |  |  |
Capitalized software, net | $ | 64,682 |  |  | $ | 56,819 |
Unbilled receivables | 11,423 |  |  | 16,481 |
Other assets | 1,165 |  |  | 1,313 |
Total other long-term assets, net | $ | 77,270 |  |  | $ | 74,613 |
Accrued liabilities: |  |  |
Operating lease liabilities, current portion | $ | 10,373 |  |  | $ | — |
Advance payments from customers | 9,400 |  |  | 8,993 |
Rebates and lease buyouts | 8,111 |  |  | 11,076 |
Group purchasing organization fees | 4,403 |  |  | 4,455 |
Taxes payable | 5,996 |  |  | 5,885 |
Other accrued liabilities | 14,713 |  |  | 12,638 |
Total accrued liabilities | $ | 52,996 |  |  | $ | 43,047 |
The following table summarizes the changes in accumulated balances of other comprehensive income (loss) for the three months ended March 31, 2019 and 2018:
| Three months ended March 31,
| 2019 |  | 2018
| 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 | $ | (11,274 | ) |  | $ | 420 |  |  | $ | (10,854 | ) |  | $ | (6,954 | ) |  | $ | 841 |  |  | $ | (6,113 | )
Other comprehensive income before reclassifications | 669 |  |  | 100 |  |  | 769 |  |  | 2,472 |  |  | 401 |  |  | 2,873 |
Amounts reclassified from other comprehensive income (loss), net of tax | — |  |  | (417 | ) |  | (417 | ) |  | — |  |  | (199 | ) |  | (199 | )
Net current-period other comprehensive income (loss), net of tax | 669 |  |  | (317 | ) |  | 352 |  |  | 2,472 |  |  | 202 |  |  | 2,674 |
Ending balance | $ | (10,605 | ) |  | $ | 103 |  |  | $ | (10,502 | ) |  | $ | (4,482 | ) |  | $ | 1,043 |  |  | $ | (3,439 | )

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
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