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Shareholders’ equity and earnings per share - Additional Information (Details) $ / shares in Units, $ in Thousands |  |  |  |  |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Oct. 25, 2021 shares | Jul. 26, 2021 USD ($) $ / shares shares | Jul. 21, 2021 USD ($) position $ / shares shares | May 10, 2021 USD ($) $ / shares shares | May 06, 2021 USD ($) shares | Dec. 31, 2021 USD ($) shares | Dec. 31, 2021 USD ($) $ / shares shares | Dec. 31, 2020 USD ($) shares | Dec. 31, 2019 USD ($) shares | Apr. 20, 2021 USD ($)
Equity [Line Items] |  |  |  |  |  |  |  |  |  |
Number of shares authorized for repurchase |  |  |  |  |  |  |  |  |  | $ 350,000
Number of shares available for repurchase (in shares) |  |  |  |  |  | $ 137,972 | $ 137,972 |  |  |
Number of shares repurchased (in shares) | shares | 976,191 |  |  |  | 53,500 |  |  |  |  |
Up-front payment to repurchase shares |  |  |  |  | $ 3,615 |  | 218,085 | $ 8,483 | $ 9,608 |
Stock repurchased and retired (in shares) | shares |  |  |  |  |  | 58,413,000 |  |  |  |
Cost of shares repurchased |  |  |  |  |  |  | $ 218,085 | $ 8,483 | $ 9,608 |
Potentially dilutive securities excluded from the computation of diluted net loss (in usd per share) | $ / shares |  |  |  |  |  |  | $ 470,000 |  |  |
Tax Withholding Obligations |  |  |  |  |  |  |  |  |  |
Equity [Line Items] |  |  |  |  |  |  |  |  |  |
Number of shares repurchased (in shares) | shares |  |  |  |  |  |  | 99,824 | 148,680 | 169,290 |
Cost of shares repurchased |  |  |  |  |  |  | $ 6,057 | $ 8,483 | $ 9,608 |
Accelerated Share Repurchase Program |  |  |  |  |  |  |  |  |  |
Equity [Line Items] |  |  |  |  |  |  |  |  |  |
Number of shares repurchased (in shares) | shares |  | 336,996 | 167,743 | 1,751,825 |  |  |  |  |  |
Up-front payment to repurchase shares |  |  |  | $ 150,000 |  |  |  |  |  |
Percentage of expected shares to be repurchased (percent) |  |  |  | 80.00% |  |  |  |  |  |
Average price (in usd per share) | $ / shares |  |  |  | $ 68.5 |  |  |  |  |  |
Number of tranches | position |  |  | 2 |  |  |  |  |  |  |
Effective settlement price (in usd per share) | $ / shares |  | $ 66.45 | $ 66.52 |  |  |  |  |  |  |
Settlement of notional transactional value |  | $ 100,000 | $ 50,000 |  |  |  |  |  |  |

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- Definition Accelerated Share Repurchases, Cash or Stock Settlement, Percentage Of Expected Shares To Be Repurchased + References No definition available. + Details
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- Definition Final price paid per share for the purchase of the targeted number of shares, determined by an average market price over a fixed period of time. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 25 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6405686&loc=d3e22802-112653 + Details
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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic net Income or Loss per outstanding limited partnership unit in the future and that were not included in the computation of diluted net income per limited partnership unit, because to do so would increase net income per unit amounts or decrease loss per unit amounts for the period presented. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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- Definition The cash outflow to reacquire common stock during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
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