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v3.22.1

Details of Selected Balance Sheet Accounts - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
Concentration Risk [Line Items] |  |
Increase in contract with customer, asset | $ 200 |
Contract with customer, asset, increase due to revenue recognized | 15,300 |
Contract with customer, asset, reclassified to receivable | 15,100 |
Increased (decreased) deferred revenue | 4,324 | $ (206)
Contract with customer, liability, increase due to billings | 10,900 |
Contract with customer, liability, revenue recognized | 6,600 |
Depreciation | 12,700 | 16,400
Impairment of fixed asset |  | 650
Amortization | $ 5,200 | 5,200
Well Site Services |  |
Concentration Risk [Line Items] |  |
Impairment of fixed asset |  | $ 700
United States | Geographic Concentration Risk | Accounts Receivable |  |
Concentration Risk [Line Items] |  |
Concentration risk, percentage | 78.00% |
United Kingdom | Geographic Concentration Risk | Accounts Receivable |  |
Concentration Risk [Line Items] |  |
Concentration risk, percentage | 12.00% |

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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 42 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e9054-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13531-108611 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13537-108611 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592 + Details
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