Balance Sheet Components (Schedule of Other Non-Current Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Balance Sheet Related Disclosures [Abstract]
Non-current deferred income taxes	$ 68,323	$ 58,930
Long-term investments	8,395	8,147
Other	6,032	7,202
Total	$ 82,750	$ 74,279

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Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 45
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The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle).

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-Publisher FASB
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Amount of other miscellaneous assets expected to be realized or consumed after one year or normal operating cycle, if longer.

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Amount of noncurrent assets classified as other.

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