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Organization and Summary of Significant Accounting Policies - Additional Information (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2022 USD ($) segment | Mar. 31, 2021 | Dec. 31, 2021 USD ($) segment
Significant Accounting Policies [Line Items] |  |  |
Number of operating segments | segment | 3 |  | 2
Number of corporate non-operating segments | segment | 1 |  | 1
Short-term investments | $ 0 |  | $ 0
Intangible assets, useful life | 7 years |  |
Prepaid contract costs | $ 0 |  | 0
Minimum |  |  |
Significant Accounting Policies [Line Items] |  |  |
Property, plant and equipment, useful life | 3 years |  |
Maximum |  |  |
Significant Accounting Policies [Line Items] |  |  |
Property, plant and equipment, useful life | 25 years |  |
LC Facility |  |  |
Significant Accounting Policies [Line Items] |  |  |
Restricted cash | $ 1,700,000 |  | $ 1,700,000
LC Facility | Balance Sheet Date Classified as Current |  |  |
Significant Accounting Policies [Line Items] |  |  |
Maturity date, description |  | maturity dates of twelve months or less from the balance sheet date classified as current |
LC Facility | Balance Sheet Date Classified as Noncurrent |  |  |
Significant Accounting Policies [Line Items] |  |  |
Maturity date, description |  | maturity dates of longer than twelve months from the balance sheet date classified as noncurrent |

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- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8672-108599 + Details
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