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Property, Plant, and Equipment (Policies) | 12 Months Ended
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Dec. 31, 2021
Property, Plant and Equipment [Abstract] |
Capitalization of Internal Costs, Policy | Capitalized costs associated with internal-use software and website development, both developed internally and acquired externally, and depreciation of costs for the same periods associated with internal-use software and website development consist of the following (in thousands):
|  | Year ended December 31,
|  | 2021 |  | 2020 |  | 2019
Capitalized internal-use software and website development |  | $ | 6,126 |  |  | $ | 10,246 |  |  | $ | 7,701 |
Depreciation of internal-use software and website development |  | 7,237 |  |  | 10,262 |  |  | 11,683 |

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- Definition Disclosure of accounting policy for capitalizing internal costs associated with exploration and production activities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 360 -Section S99 -Paragraph 1 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=123726384&loc=d3e516343-122869 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-10(c)(2)) -URI http://asc.fasb.org/extlink&oid=123726172&loc=d3e511914-122862 + Details
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