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Balance Sheet Information (Tables) | 12 Months Ended
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Dec. 31, 2013
Balance Sheet Information |
Schedule of available-for-sale securities | Available-for-sale securities consist of the following (in thousands):
|  | December 31, 2013 |
|  |  |  | Gains in |  | Losses in |  |  |
|  |  |  | Accumulated |  | Accumulated |  |  |
|  |  |  | Other |  | Other |  |  |
|  | Amortized |  | Comprehensive |  | Comprehensive |  | Estimated |
|  | Cost |  | Income |  | Income |  | Fair Value |
U.S. treasuries |  | $ | 130,956 |  | $ | 22 |  | $ | (1 | ) | $ | 130,977 |
Government agency securities |  | 61,004 |  | 9 |  | — |  | 61,013 |
Corporate debt |  | 77,582 |  | 55 |  | (36 | ) | 77,601 |
Commercial paper |  | 11,947 |  | — |  | — |  | 11,947 |
Total available-for-sale securities |  | $ | 281,489 |  | $ | 86 |  | $ | (37 | ) | $ | 281,538 |
|  | December 31, 2012 |
|  |  |  | Gains in |  | Losses in |  |  |
|  |  |  | Accumulated |  | Accumulated |  |  |
|  |  |  | Other |  | Other |  |  |
|  | Amortized |  | Comprehensive |  | Comprehensive |  | Estimated |
|  | Cost |  | Income |  | Income |  | Fair Value |
U.S. treasuries |  | $ | 184,102 |  | $ | 76 |  | $ | — |  | $ | 184,178 |
Government agency securities |  | 8,056 |  | — |  | — |  | 8,056 |
Total available-for-sale securities |  | $ | 192,158 |  | $ | 76 |  | $ | — |  | $ | 192,234 |
Schedule of available-for-sale securities in a loss position | Available-for-sale securities in a loss position at December 31, 2013 are as follows (in thousands):
|  | Less than 12 months |  | Total |
|  |  |  | Gross |  |  |  | Gross |
|  |  |  | Unrealized |  |  |  | Unrealized |
|  | Fair value |  | Losses |  | Fair value |  | Losses |
Corporate debt |  | $ | 37,654 |  | $ | (36 | ) | $ | 37,654 |  | $ | (36 | )
U.S. treasuries |  | 29,068 |  | (1 | ) | 29,068 |  | (1 | )
Total |  | $ | 66,722 |  | $ | (37 | ) | $ | 66,722 |  | $ | (37 | )
Schedule of contractual maturities of available-for-sale securities | Contractual maturities of available-for-sale securities as of December 31, 2013 are as follows (in thousands):
|  | Estimated |
|  | Fair Value |
Due in one year or less |  | $ | 196,015 |
Due in 1–2 years |  | 64,156 |
Due in 2–3 years |  | 21,367 |
Total investments in securities |  | $ | 281,538 |
Schedule of inventories | Inventories (in thousands)
|  | December 31, |
|  | 2013 |  | 2012 |
Materials |  | $ | 34,301 |  | $ | 36,523 |
Work in process |  | 12,900 |  | 13,363 |
Finished goods |  | 12,525 |  | 9,921 |
|  | $ | 59,726 |  | $ | 59,807 |
Schedule of property, plant and equipment | Property, Plant and Equipment (in thousands)
|  | December 31, |  | Estimated |
|  | 2013 |  | 2012 |  | Useful Lives |
Land |  | $ | 12,535 |  | $ | 12,535 |  |  |
Building and improvements |  | 52,050 |  | 49,498 |  | 10-40 years |
Machinery and equipment |  | 110,228 |  | 110,150 |  | 3-10 years |
Leasehold improvements |  | 5,888 |  | 5,677 |  | 3-7 years |
Gross property, plant and equipment at cost |  | 180,701 |  | 177,860 |  |  |
Less: accumulated depreciation and amortization |  | 91,562 |  | 79,558 |  |  |
Net property, plant and equipment |  | $ | 89,139 |  | $ | 98,302 |  |  |
Schedule of changes in goodwill | Changes in our goodwill are as follows (in thousands):
|  | December 31, |
|  | 2013 |  | 2012 |
Beginning balance |  | $ | 55,828 |  | $ | 55,828 |
Acquisition (see Business Combinations) |  | 35,520 |  | — |
Ending balance |  | $ | 91,348 |  | $ | 55,828 |
Schedule of intangible assets |
|  | December 31, 2013 |  | December 31, 2012 |
|  |  |  | Other |  | Total |  |  |  | Other |  | Total |
|  | Purchased |  | intangible |  | intangible |  | Purchased |  | intangible |  | intangible |
(in thousands) |  | technology |  | assets |  | assets |  | technology |  | assets |  | assets |
Gross intangible assets |  | $ | 187,478 |  | $ | 40,675 |  | $ | 228,153 |  | $ | 109,248 |  | $ | 19,635 |  | $ | 128,883 |
Less accumulated amortization |  | (97,524 | ) | (15,913 | ) | (113,437 | ) | (93,436 | ) | (14,473 | ) | (107,909 | )
Intangible assets, net |  | $ | 89,954 |  | $ | 24,762 |  | $ | 114,716 |  | $ | 15,812 |  | $ | 5,162 |  | $ | 20,974 |
Schedule of estimated aggregate amortization expense for intangible assets with definite useful lives | The estimated aggregate amortization expense for intangible assets with definite useful lives for each of the next five fiscal years is as follows (in thousands):
2014 |  | $ | 11,569 |
2015 |  | 19,376 |
2016 |  | 18,498 |
2017 |  | 15,876 |
2018 |  | 12,244 |
Schedule of other assets |
|  | December 31, |
(in thousands) |  | 2013 |  | 2012 |
Cost method investment |  | $ | 16,884 |  | $ | 14,494 |
Income taxes receivable |  | 21,128 |  | — |
Other |  | 714 |  | 2,287 |
|  | $ | 38,726 |  | $ | 16,781 |
Schedule of accrued expenses and other current liabilities |
|  | December 31, |
(in thousands) |  | 2013 |  | 2012 |
Payroll and related benefits |  | $ | 11,020 |  | $ | 14,581 |
Sales, use and other taxes |  | 5,402 |  | 6,480 |
Contingent consideration |  | 20,098 |  | — |
Warranty |  | 5,662 |  | 4,942 |
Restructuring liability |  | 533 |  | 1,875 |
Other |  | 8,369 |  | 13,523 |
|  | $ | 51,084 |  | $ | 41,401 |
Schedule of changes in warranty liability |
|  | December 31, |
|  | 2013 |  | 2012 |
Balance as of the beginning of year |  | $ | 4,942 |  | $ | 8,731 |
Warranties issued during the year |  | 5,291 |  | 3,563 |
Settlements made during the year |  | (5,580 | ) | (7,060 | )
Changes in estimate during the period |  | 1,009 |  | (292 | )
Balance as of the end of year |  | $ | 5,662 |  | $ | 4,942 |
Schedule of other liabilities |
|  | December 31, |
(in thousands) |  | 2013 |  | 2012 |
Contingent consideration |  | $ | 9,270 |  | $ | — |
Income taxes payable |  | — |  | 3,986 |
Other |  | 379 |  | 544 |
|  | $ | 9,649 |  | $ | 4,530 |
Schedule of the components of accumulated other comprehensive income |
As of December 31, 2013 |  | Gross |  | Taxes |  | Net |
Translation adjustments |  | $ | 5,718 |  | $ | (392 | ) | $ | 5,326 |
Minimum pension liability |  | (1,160 | ) | 424 |  | (736 | )
Unrealized gain on available-for-sale securities |  | 49 |  | (18 | ) | 31 |
Accumulated other comprehensive income |  | $ | 4,607 |  | $ | 14 |  | $ | 4,621 |
As of December 31, 2012 |  | Gross |  | Taxes |  | Net |
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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