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Balance Sheet Information (Tables) | 9 Months Ended
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Sep. 30, 2013
Balance Sheet Information |
Schedule of available-for-sale securities and gains and losses in accumulated other comprehensive income | Total available-for-sale securities and gains and losses in accumulated other comprehensive income consist of the following (in thousands):
|  | September 30, 2013 |
|  | Amortized Cost |  | Gains in Accumulated Other Comprehensive Income |  | Losses in Accumulated Other Comprehensive Income |  | Estimated Fair Value |
United States treasuries |  | $ | 180,101 |  | $ | 63 |  | $ | (3 | ) | $ | 180,161 |
Corporate bonds |  | 74,778 |  | 29 |  | (86 | ) | 74,721 |
Government agency securities |  | 55,657 |  | 7 |  | (1 | ) | 55,663 |
Commercial paper |  | 11,943 |  | — |  | — |  | 11,943 |
Total available-for-sale securities |  | $ | 322,479 |  | $ | 99 |  | $ | (90 | ) | $ | 322,488 |
Total available-for-sale securities and gains and losses in accumulated other comprehensive income consist of the following (in thousands):
|  | December 31, 2012 |
|  | Amortized Cost |  | Gains in Accumulated Other Comprehensive Income |  | Losses in Accumulated Other Comprehensive Income |  | Estimated Fair Value |
United States treasuries |  | $ | 184,102 |  | $ | 76 |  | $ | — |  | $ | 184,178 |
Government agency securities |  | 8,056 |  | — |  | — |  | 8,056 |
Total available-for-sale securities |  | $ | 192,158 |  | $ | 76 |  | $ | — |  | $ | 192,234 |
Summary of fair value of short-term investments that have been in an unrealized loss position for less than 12 months or for 12 months or longer | The table below shows the fair value of short-term investments that have been in an unrealized loss position for less than 12 months (in thousands):
|  | September 30, 2013 |
|  | Less than 12 months |  | Total |
|  | Estimated Fair Value |  | Gross Unrealized Losses |  | Estimated Fair Value |  | Gross Unrealized Losses |
United States treasuries |  | $ | 8,882 |  | $ | (3 | ) | $ | 8,882 |  | $ | (3 | )
Corporate bonds |  | 49,447 |  | (86 | ) | 49,447 |  | (86 | )
Government agency securities |  | 7,999 |  | (1 | ) | 7,999 |  | (1 | )
Total |  | $ | 66,328 |  | $ | (90 | ) | $ | 66,328 |  | $ | (90 | )
Schedule of contractual maturities of available-for-sale debt securities | Contractual maturities of available-for-sale debt securities are as follows (in thousands):
|  | September 30, 2013 |
|  | Estimated Fair Value |
Due in one year or less |  | $ | 230,968 |
Due in 1–2 years |  | 53,295 |
Due in 2–3 years |  | 38,225 |
Total available-for-sale securities |  | $ | 322,488 |
Schedule of inventories | Inventories are stated at the lower of cost (principally first-in, first-out) or market. Inventories consist of (in thousands):
|  | September 30, |  | December 31, |
|  | 2013 |  | 2012 |
Materials |  | $ | 35,377 |  | $ | 36,523 |
Work in process |  | 19,590 |  | 13,363 |
Finished goods |  | 2,618 |  | 9,921 |
|  | $ | 57,585 |  | $ | 59,807 |
Schedule of changes in warranty liability | Changes in our warranty liability during the period are as follows (in thousands):
|  | September 30, |
|  | 2013 |  | 2012 |
Balance as of the beginning of period |  | $ | 4,942 |  | $ | 8,731 |
Warranties issued during the period |  | 2,778 |  | 2,486 |
Settlements made during the period |  | (3,315 | ) | (6,389 | )
Changes in estimate during the period |  | — |  | 1,418 |
Balance as of the end of period |  | $ | 4,405 |  | $ | 6,246 |
Schedule of the components of accumulated other comprehensive income | The components of accumulated other comprehensive income are (in thousands):
|  | Gross |  | Taxes |  | Net |
As of September 30, 2013 |  |  |  |  |  |  |
Translation adjustments |  | $ | 5,694 |  | $ | (352 | ) | $ | 5,342 |
Minimum pension liability |  | (1,285 | ) | 510 |  | (775 | )
Unrealized gain on available-for-sale securities |  | 9 |  | (4 | ) | 5 |
Accumulated other comprehensive income |  | $ | 4,418 |  | $ | 154 |  | $ | 4,572 |
|  | Gross |  | Taxes |  | Net |
As of December 31, 2012 |  |  |  |  |  |  |
Translation adjustments |  | $ | 7,040 |  | $ | (339 | ) | $ | 6,701 |
Minimum pension liability |  | (1,285 | ) | 510 |  | (775 | )
Unrealized gain on available-for-sale securities |  | 76 |  | (29 | ) | 47 |
Accumulated other comprehensive income |  | $ | 5,831 |  | $ | 142 |  | $ | 5,973 |

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- Definition Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 2 -Paragraph 6 -Subparagraph a,b,c -Article 5 + Details
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- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6398077&loc=d3e12565-110249 + Details
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