XML 120 R110.htm IDEA: XBRL DOCUMENT
v3.23.2

Fair Values of Financial Instruments - Additional Information (Detail) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Nov. 15, 2019 | Jan. 19, 2018
3.95% Senior Notes Due 2028 |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |
Debt interest rate | 3.95% |  |  | 3.95%
Current market rates used in measuring fair value | 6.69% |  |  |
5.15% Senior Notes Due 2029 |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |
Debt interest rate | 5.15% | 5.15% | 5.15% |
Current market rates used in measuring fair value | 7.01% | 4.72% |  |
Three Point Eight Seven Percent Senior Notes Due January Two Thousand Twenty Eight [Member] |  |  |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |  |  |
Current market rates used in measuring fair value |  | 3.87% |  |

X
- Definition Minimum percentage of fair value transactions corroborated using observable market inputs required for level two. + References No definition available. + Details
Name: | pten_MinimumPercentageOfFairValueTransactionsCorroboratedUsingObservableMarketInputsRequiredForLevelTwo
Namespace Prefix: | pten_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DebtInstrumentAxis=pten_ThreePointNineFivePercentSeniorNotesDueJanuaryTwoThousandTwentyEightMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=pten_FivePointOneFivePercentSeniorNotesDueNovemberTwoThousandTwentyNineMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=pten_ThreePointEightSevenPercentSeniorNotesDueJanuaryTwoThousandTwentyEightMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |