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Business Segment, Geographic Area, Product Information and Significant Customer Information - Reconciliation of Segment Assets to Consolidated Total Assets (Detail) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Segment Reporting, Asset Reconciling Item [Line Items] |  |
Consolidated total assets | $ 3,416,320 | $ 2,614,246
Other current assets | 106,348 | 65,790
Property, plant and equipment, net | 241,871 | 194,367
Other assets and long-term assets | 47,467 | 38,682
Operating Segments [Member] |  |
Segment Reporting, Asset Reconciling Item [Line Items] |  |
Consolidated total assets | 803,210 | 680,143
Segment Reconciling Items [Member] |  |
Segment Reporting, Asset Reconciling Item [Line Items] |  |
Cash and cash equivalents, restricted cash and investments | 523,989 | 718,171
Other current assets | 106,348 | 65,790
Property, plant and equipment, net | 241,871 | 194,367
Right-of-use asset | 64,497 |
Goodwill and intangible assets, net | 1,623,084 | 906,803
Other assets and long-term assets | $ 53,321 | $ 48,972

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