Annual dividends distribution percentage to shareholders to qualify as a REIT Annual Dividend Distribution Percentage To Shareholders To Qualify As Real Estate Investment Trust As a Real Estate Investment Trust (REIT), we are required to distribute annual dividends to shareholders to qualify as a REIT equal to a minimum percentage of 90% of REIT taxable income, computed without regard to the dividends paid deduction and net capital gains. 5.06% Notes Due 2034 Five Point Zero Six Percentage Notes Due 2034 [Member] Five Point Zero Six Percentage Notes Due 2034 Maximum [Member] Maximum [Member] Statistical Measurement [Domain] Statistical Measurement [Domain] Short-term Debt, Type [Axis] Short-Term Debt, Type [Axis] Title of 12(b) Security Title of 12(b) Security Net income attributable to common shareholders – diluted Net Income (Loss) Available to Common Stockholders, Diluted Subsequent Event [Member] Subsequent Event [Member] Document Fiscal Year Focus Document Fiscal Year Focus Derivative Instruments, Gain (Loss) [Table] Derivative Instruments, Gain (Loss) [Table] Weighted Average Interest Rate Debt, Weighted Average Interest Rate Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested [Roll Forward] Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Segment Reporting [Abstract] Property operating and maintenance Direct Costs of Leased and Rented Property or Equipment Camden Operating L P [Member] Camden Operating L P [Member] Camden Operating LP [Member] Minimum Rental Commitments, Remainder of 2026 Lessee, Operating Lease, Liability, to be Paid, Year One Interest Interest expense Interest Expense, Operating and Nonoperating Common shares of beneficial interest; $0.01 par value per share; 175,000,000 shares authorized; 117,737,779 and 117,737,767 issued at June 30, 2026 and December 31, 2025, respectively; 115,732,578 and 115,711,964 outstanding at June 30, 2026 and December 31, 2025, respectively Common Stocks Value Outstanding Value of all classes of common stock held by shareholders (excluding shares held in our deferred compensation arrangements); including treasury stock. May be all or a portion of the number of common shares authorized. These shares represent the ownership interest of the common shareholders. Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Product and Service, Revenue [Table] Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Product and Service, Revenue [Table] Summary Of Indebtedness Schedule of Long-Term Debt Instruments [Table Text Block] Loss Contingency Accrual Loss Contingency Accrual Camden LoSo Camden LoSo [Member] Camden LoSo Proceeds from commercial paper program, net Proceeds from (Repayments of) Commercial Paper 4.30% Unsecured revolving credit facility Line of Credit [Member] Share Offering Program [Domain] Share Offering Program [Domain] Share Offering Program [Domain] Property Revenue [Axis] Property Revenue [Axis] Property Revenue [Axis] Derivative Instrument [Axis] Derivative Instrument [Axis] Amount allocated to participating securities Participating Securities, Distributed and Undistributed Earnings (Loss), Basic Income allocated to common units from continuing operations Dilutive Securities, Effect on Basic Earnings Per Share Income tax expense Income tax expense Current Income Tax Expense (Benefit) Total non-property income Non-property income Total Non Property Income Loss Total non-property income (loss). Includes fee and asset management income, interest and other income, net and income (loss) on deferred compensation plans. Amendment Flag Amendment Flag Consolidated Entities [Axis] Consolidated Entities [Axis] Shares Acquired, Average Cost Per Share Shares Acquired, Average Cost Per Share Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Accumulated depreciation Real Estate Investment Property, Accumulated Depreciation Disposal Group Classification [Axis] Disposal Group Classification [Axis] Camden RTP and Riverview Camden RTP and Riverview [Member] Camden RTP and Riverview Minimum Rental Commitments, Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five Disposal Group, Held-for-Sale, Not Discontinued Operations Disposal Group, Held-for-Sale, Not Discontinued Operations [Member] Other comprehensive income Other Comprehensive Income (Loss), Net of Tax [Abstract] Debt Instrument, Maturity Date Debt Instrument, Maturity Date Consolidated Entities [Domain] Consolidated Entities [Domain] Property, Plant, and Equipment [Abstract] Property, Plant, and Equipment [Abstract] Entity Address, State or Province Entity Address, State or Province Number of common and preferred stock authorized to issue Shares Authorized The maximum number of common shares and nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. Common shares, par value, per share Common Stock, Par or Stated Value Per Share Share-based Payment Arrangement, Noncash Expense [Abstract] Share-Based Payment Arrangement, Noncash Expense [Abstract] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Nonvested share awards outstanding at December 31, 2025 Share Awards Outstanding Nonvested share awards outstanding at June 30, 2026, Share Awards Outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number 3.74% Notes Due 2028 Unsecured notes 3.74% due 2028 [Member] Unsecured notes 3.74% due 2028 [Member] Camden RTP Camden RTP [Member] Camden RTP Derivative, Notional Amount Derivative, Notional Amount Share Repurchase Program [Domain] Share Repurchase Program [Domain] Weighted average number of common shares outstanding – basic Weighted Average Number of Shares Outstanding, Basic Camden Roanoke Camden Roanoke [Member] Camden Roanoke Other expenses Other Expenses [Abstract] Secured notes payable Secured Debt Summary of Share Incentive Plans Share-Based Payment Arrangement, Activity [Table Text Block] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Common shares, outstanding Common Shares Outstanding Including Treasury Shares Total number of shares of common stock held by shareholders (excluding shares held in our deferred compensation arrangements), including treasury stock. May be all or a portion of the number of common shares authorized. These shares represent the ownership interest of the common shareholders. Credit agreement [Axis] Credit agreement [Axis] Credit agreement Minimum Rental Commitments, 2029 Lessee, Operating Lease, Liability, to be Paid, Year Four Fixed rate notes payable Fixed Rate Notes Payable [Member] Fixed Rate Notes Payable [Member] Net Income Net Income Attributable To Common Shareholders And Noncontrolling Interests Net income (loss) attributable to common shareholders and noncontrolling interests, excluding amounts allocated to perpetual preferred units. Interest and other income Interest and Other Income Short-term Debt, Type [Domain] Short-Term Debt, Type [Domain] Entity Address, City or Town Entity Address, City or Town Earnest money [Axis] Earnest money [Axis] Earnest money Granted, Share Awards Outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Commercial Paper Commercial Paper Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Amended 2018 Share Incentive Plan - Additioanl Shares Amended 2018 Share Incentive Plan - Additioanl Shares [Member] Amended 2018 Share Incentive Plan - Additioanl Shares Exercised/Vested, Share Awards Outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Class of Stock [Axis] Class of Stock [Axis] 3.41% Notes Due 2049 Unsecured notes 3.41% due 2049 [Member] Unsecured notes 3.41% due 2049 [Member] Description of Business [Abstract] Description of Business [Abstract] Description of Business [Abstract] Net income attributable to common shareholders – basic Net Income (Loss) Available to Common Stockholders, Basic Level 2 [Member] Fair Value, Inputs, Level 2 [Member] Non-property income Nonoperating Income (Expense) [Abstract] 4.83% Term Loan, due 2026 Term loan, due 2026 [Member] Term loan, due 2026 [Member] Maximum borrowing capacity under unsecured credit facility Line of Credit Facility, Maximum Borrowing Capacity Other comprehensive income Other Comprehensive Income (Loss), Net of Tax Total other expenses Total Other Expenses This element represents a sum total of property management, fee and asset management, general and administrative, interest, depreciation and amortization, amortization of deferred financing costs, and expense (benefit) on deferred compensation plans. 2028 Lessor, Operating Lease, Payment to be Received, Year Three Revenue Benchmark Revenue Benchmark [Member] Notes Payable [Abstract] Notes Payable [Abstract] Other segment expenses (b) Other Expenses Name of Property [Axis] Name of Property [Axis] Camden Leander & Camden West Nashville Camden Leander & Camden West Nashville [Member] Camden Leander & Camden West Nashville Subsequent Event Type [Axis] Subsequent Event Type [Axis] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Total capitalized compensation cost for option and share awards Share-Based Payment Arrangement, Amount Capitalized Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Asset Impairment Long-Lived Asset, Excluding Intangible Asset and Goodwill, Impairment and Disposal [Policy Text Block] Treasury shares, at cost (15,191,591 and 11,373,251 common shares at June 30, 2026 and December 31, 2025, respectively) Treasury Stock, Value Camden Gilbert Camden Gilbert [Member] Camden Gilbert Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Earnest money [Domain] Earnest money [Domain] Earnest money [Domain] New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Segment Reporting Segment Reporting [Table Text Block] Interim Financial Reporting Interim Financial Reporting, Policy [Text Block] Describes an entity's accounting policy for interim financial reporting. Non-controlling interests Noncontrolling Interest [Member] Incremental share awards granted Common share options and share awards granted Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method and incremental common shares attributable to participating nonvested shares with non-forfeitable dividend rights using the two class method. Unsecured Debt Unsecured Debt [Member] Repayments on unsecured revolving credit facility Repayments of Lines of Credit Total notes payable Long-Term Debt Summary of Maturities of Lease Liabilities Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Supplemental schedule of noncash investing and financing activities Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Document Period End Date Document Period End Date Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Net cash from investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Investments Other Assets, Net [Policy Text Block] Disclosure of accounting policy for other assets in the consolidated financial statements and the accounts that make up the other assets balance. Preferred Stock, Shares Outstanding Preferred Stock, Shares Outstanding Debt Instrument, Face Amount Debt Instrument, Face Amount Minimum Rental Commitments, 2027 Lessee, Operating Lease, Liability, to be Paid, Year Two Common Shares Equity [Text Block] Acquisitions and Dispositions Acquisitions, Dispositions, Assets Held For Sale and Impairment [Text Block] The entire disclosure for long-lived, physical assets that are used in the normal conduct of business to produce goods and services. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. This disclosure may include property plant and equipment accounting policies and methodology, a schedule of property, plant and equipment gross, additions, deletions, transfers and other changes, depreciation, depletion and amortization expense, net, accumulated depreciation, depletion and amortization expense and useful lives, income statement disclosures, and assets held for sale. The tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregated would be included in this disclosure. Additionally, the entire disclosure for the facts and circumstances leading to the completed or expected disposal, manner and timing of disposal, the gain (loss) recognized in the income statement and the income statement caption that includes that gain (loss), the segment in which the disposal group was reported, and the classification (whether sold or classified as held for sale) and carrying value of the assets and liabilities comprising the disposal group. Includes all disposal groups, including those classified as components of the entity. Security Exchange Name Security Exchange Name Debt Instrument, Term Debt Instrument, Term Notes payable, effective interest rate Debt Instrument, Interest Rate, Effective Percentage Area of Land Area of Land Property management Cost of Property Repairs and Maintenance Maximum Ability to Issue Letters of Credit Under Unsecured Credit Facility Maximum Ability to Issue Letters of Credit Under Unsecured Credit Facility Maximum Ability to Issue Letters of Credit Under Unsecured Credit Facility Fair value of shares vested Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company Real estate and other assets held for sale Real Estate, Held-for-Sale Condensed Consolidated Statements of Comprehensive Income Statement of Comprehensive Income [Abstract] Per Share Data Earnings Per Share [Text Block] Earnings Per Share [Abstract] Earnings Per Share [Abstract] Document Fiscal Period Focus Document Fiscal Period Focus Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Product and Service, Revenue [Line Items] Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Product and Service, Revenue [Line Items] Total liabilities Liabilities Trading Symbol Trading Symbol Accrued real estate taxes Accrual for Taxes Other than Income Taxes Accrued real estate taxes Increase (Decrease) in Property and Other Taxes Payable 2026 ATM program 2026 ATM program [Member] 2026 ATM program 2023 ATM program 2023 ATM program [Member] 2023 ATM program Utilities Utilities Operating Expense Accrual associated with construction and capital expenditures Accrual associated with construction and capital expenditures Non-cash accrual associated with construction and capital expenditures and additions to retainage. Intangible assets/liabilities (in-place leases and above and below market leases) Expected useful lives Of Intangible assets Related to in place leases and above and below market leases Expected useful lives of intangible assets related to in-place leases and above and below market leases. Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Award Date [Axis] Award Date [Axis] 2026 Term loan 2026 Term loan [Member] 2026 Term loan Common shares which could be granted pursuant to full value awards Common Shares Which Could Be Granted Pursuant To Full Value Awards Common shares which could be granted pursuant to full value awards based on the 3.45 to 1.0 fungible unit-to-full value award conversion ratio. Maturities due in 2028 Maturities due in 2028 [Member] Maturities due in 2028 Depreciation and amortization Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Number of multifamily properties under development Number of Multifamily Properties Under Development The number of real estate properties under development the company owned interests in or fully owned as of the balance sheet date. Cash flows from operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Weighted average number of common shares outstanding – diluted Weighted Average Number of Shares Outstanding, Diluted Entity Emerging Growth Company Entity Emerging Growth Company Estimated Useful Life (in years) Property, Plant, and Equipment, Useful Life Derivatives Financial Instruments Derivatives, Policy [Policy Text Block] Distributions declared but not paid Dividends Borrowings on unsecured revolving credit facility Proceeds from Lines of Credit 3.83% Commercial Paper Program Commercial Paper [Member] Derivative Financial Instruments and Hedging Activities Disclosure Derivative Instruments and Hedging Activities Disclosure [Text Block] 3.67% Notes Due 2029 Unsecured notes 3.67% due 2029 [Member] Unsecured notes 3.67% due 2029 [Member] Distributions payable Dividends Payable Fair value measurements [Abstract] Fair value measurements [Abstract] Fair value measurements [Abstract] Less: interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Award Date [Domain] Award Date [Domain] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Restricted Cash Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Revenue from Rights Concentration Risk Revenue from Rights Concentration Risk [Member] Treasury shares, at cost Treasury Stock, Common [Member] Letters of Credit Outstanding, Amount Letters of Credit Outstanding, Amount Distributions in excess of net income attributable to common shareholders Accumulated Distributions in Excess of Net Income Level 1 [Member] Fair Value, Inputs, Level 1 [Member] Capitalized real estate taxes Capitalized Real Estate Taxes The amount of real estate or property taxes that were capitalized during the period. Camden Summit Partnership L P [Member] Camden Summit Partnership L P [Member] Camden Summit Partnership LP [Member] Fair Value Fair Value of Financial Instruments, Policy [Policy Text Block] Commitments and Contingencies [Abstract] Commitments and Contingencies [Abstract] Commitments and Contingencies [Abstract] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Nonvested share awards outstanding at December 31, 2025, Weighted Average Exercise/Grant Price Nonvested share awards outstanding at June 30, 2026, Weighted Average Exercise/Grant Price Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Vesting [Domain] Vesting [Domain] Plan Name [Domain] Plan Name [Domain] Reportable Segment Reportable Segment [Member] Reportable Segment Scenario [Domain] Scenario [Domain] Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract] Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation [Abstract] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Calculation Of Basic And Diluted Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Segment Reporting Segment Reporting [Text Block] Minimum [Member] Minimum [Member] Terms Of Bid Rate Loans Terms Of Bid Rate Loans Maximum term of bid rate loans in days related to the line of credit. Advances under the line of credit may be priced at the scheduled rates, or we may enter into bid rate loans with participating banks at rates below the scheduled rates 2029 Long-Term Debt, Maturity, Year Four Hedging Relationship [Axis] Hedging Relationship [Axis] Liabilities Liabilities [Abstract] Restricted cash Restricted Cash and Cash Equivalent Total compensation cost for option and share awards Share Based Compensation Arrangement By Share Based Payment Award Compensation Cost For Period Equity-based compensation cost during the period with respect to the award, which was recognized in income. Total equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Equity, Including Portion Attributable to Noncontrolling Interest Revenue Recognition, Leases Revenue Recognition, Leases [Policy Text Block] Repayment of notes payable Repayment of notes payable Repayments of Notes Payable Other liabilities Other Liabilities Buildings And Improvements [Member] Building and Building Improvements [Member] Business Combination [Line Items] Business Combination [Line Items] Unsecured notes payable Unsecured Debt Thereafter Lessor, Operating Lease, Payment to be Received, after Year Five Common shares, authorized Common Stock, Shares Authorized Total real estate assets Real Estate Investment Property, Net Number of Units in Real Estate Property Number of Units in Real Estate Property Deferred compensation plan investments (1) Deferred Compensation Plan Assets Commercial Banks [Member] Commercial Banks [Member] Commercial Banks. Cash flows from investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Net share awards Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Treasury stock allowed for repurchase Share Repurchase Program, Authorized, Amount Total unrecognized compensation cost which is expected to be amortized Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Document Quarterly Report Document Quarterly Report Remainder of 2026 Lessor, Operating Lease, Payment to be Received, Year One Segments [Domain] Segments [Domain] Credit agreement [Domain] Credit agreement [Domain] Credit agreement [Domain] Cost Capitalization Property, Plant, and Equipment [Policy Text Block] Notes payable Debt Disclosure [Text Block] Scenario [Axis] Scenario [Axis] Share Awards and Vesting [Member] Share Awards And Vesting [Member] Share Awards and Vesting [Member] Disposal Group Classification [Domain] Disposal Group Classification [Domain] Unamortized debt discounts and debt issuance costs Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Business Combination [Table] Business Combination [Table] Equity Component Equity Component [Domain] Secured Debt Secured Debt [Member] Real estate taxes Real estate taxes Real Estate Tax Expense Impairment Loss on Investments Impairment Loss on Investments Impairment Loss on Investments Total property expenses Costs and Expenses Thereafter Long-Term Debt, Maturity, after Year Five Cash distributions declared to equity holders Dividends, Common Stock, Cash Total common equity Equity, Attributable to Parent Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] Assets Assets [Abstract] Accounting Policies [Abstract] Accounting Policies [Abstract] 3.87% note, due 2028 3.87% note, due 2028 [Member] 3.87% note, due 2028 Operating lease liabilities Operating Lease, Liability nonconsolidated entity [Domain] nonconsolidated entity [Domain] [Domain] for nonconsolidated entity [Axis] Other Proceeds from (Payment for) Other Financing Activity Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] October 2022 Repurchase Plan October 2022 Repurchase Plan [Member] October 2022 Repurchase Plan Letter Of Credit [Member] Letter of Credit [Member] Net operating income Net Operating Income Loss from Rental Real Estate Net Operating Income Loss from Rental Real Estate Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Property revenues Operating Lease, Lease Income Number of common share equivalent securities excluded from the diluted earnings per share calculation Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Entity Central Index Key Entity Central Index Key Additional paid-in capital Additional Paid in Capital, Common Stock Name of Property [Domain] Name of Property [Domain] Net change in operating accounts and other Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Other Item Net cash from operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Other Stockholders' Equity, Other Liabilities held for sale Disposal Group, Including Discontinued Operation, Liabilities Income Statement [Abstract] Income Statement [Abstract] Equity Equity, Attributable to Parent [Abstract] Document Transition Report Document Transition Report Ownership [Axis] Ownership [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Investment losses Gain (Loss) on Investments Expected useful lives of depreciable property Expected Useful Lives Of Depreciable Property Text Block Expected useful lives of depreciable property including buildings and improvements, furniture, fixtures, equipment and other, and intangible assets such as in-place leases and above and below market leases. Statement [Table] Share Repurchase Program [Table] Buildings and improvements Investment Building and Building Improvements Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] City Area Code City Area Code Individual Potential Target Award Maximum Individual Potential Target Award Maximum Individual Potential Target Award Maximum Weighted average maturity of indebtedness (including unsecured line of credit) (in years) Weighted Average Maturity Of Indebtedness Including Unsecured Line Of Credit Weighted Average Maturity Of Indebtedness Including Unsecured Line Of Credit Maximum aggregate offering price of common shares Maximum aggregate offering price of common shares Maximum aggregate offering price of common shares under the at-the-market share offering program. Accumulated other comprehensive income AOCI Attributable to Parent [Member] Hedged Asset, Fair Value Hedge Hedged Asset, Fair Value Hedge Hedged Asset, Fair Value Hedge Camden Brandon Camden Brandon [Member] Camden Brandon Fair Value Of Notes Payable Fair Value Of Notes Receivable And Notes Payable Table Text Block Fair Value Of Notes Receivable And Notes Payable. Distributions to common shareholders and non-controlling interests Payments of Dividends Expected amortized period of unrecognized compensation expected to be recognized for share-based compensation plans Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Statement [Line Items] Statement [Line Items] Total assets Assets Commitment and Contingencies Commitment And Contingencies [Table] Commitment and contingencies [Table] Two Thousand Eighteen Share Incentive Plan [Member] Two Thousand Eighteen Share Incentive Plan [Member] Two Thousand Eighteen Share Incentive Plan [Member] Discounted Notes Payable Face Amount Discounted Notes Payable Face Amount Discounted Notes Payable Face Amount Equity Securities without Readily Determinable Fair Value, Amount Equity Securities without Readily Determinable Fair Value, Amount Value of shares issued under benefit plans, net of cancellations Proceeds, Issuance of Shares, Share-Based Payment Arrangement, Excluding Option Exercised Share-based Compensation and Non-Qualified Deferred Compensation Plan Share-Based Payment Arrangement [Text Block] Employee share purchase plan Stock Issued During Period, Value, Employee Stock Purchase Plan Camden Leander Camden Leander [Member] Camden Leander Other assets, net Increase (Decrease) in Other Operating Assets Description of Business Nature of Operations [Text Block] 2027 Long-Term Debt, Maturity, Year Two 5.03% Notes, due 2036 Four Point Zero Nine Percentage Notes Due 2036 [Member] Four Point Zero Nine Percentage Notes Due 2036 Other Significant Noncash Transaction [Axis] Other Significant Noncash Transaction [Axis] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Granted, Weighted Average Exercise/Grant Price Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Subsequent Event Type [Domain] Subsequent Event Type [Domain] Repairs and maintenance Operating Expenses Forfeited, Weighted Average Exercise/Grant Price Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Common Stock, Shares, Outstanding Common Stock, Shares, Outstanding Earnings per share – diluted Total earnings per common share – diluted Earnings Per Share, Diluted Entity Current Reporting Status Entity Current Reporting Status Net cash from financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Capitalized interest Interest Costs Capitalized Acquisition of operating properties Payments to Acquire Real Estate Payments to Acquire Real Estate Intangible Asset, Finite-Lived, Amortization Expense Intangible Asset, Finite-Lived, Amortization Expense Stockholders' Equity Note [Abstract] Stockholders' Equity Note [Abstract] General Partner of Consolidated Operating Partnerships, Ownership Interest Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest Ownership [Domain] Ownership [Domain] Adjustments to reconcile net income to net cash from operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] 2028 Long-Term Debt, Maturity, Year Three Incremental Common Units Incremental Common Shares Attributable to Dilutive Effect of Conversion of Preferred Stock Buildings and improvements, less accumulated depreciation Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization Cash flows from financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Fee and asset management Revenue from Contract with Customer, Excluding Assessed Tax Camden at Lake Nona Camden Narcoozzee [Member] Camden Narcoozzee Value Of Option Right Or Other Award In The Fungible Unit Conversion Value Of Option Right Or Other Award In The Fungible Unit Conversion An option, right, or other award which does not deliver the full value at date of grant and expires five years or less from the date of grant counts against the Fungible Pool Limit as this portion of a fungible pool unit Available amount under unsecured credit facility Line of Credit Facility, Remaining Borrowing Capacity Full Value award in the common share conversion ratio Full Value award in the fungible unit conversion ratio The full value award in the fungible unit to full value award conversion ratio regarding the shares from the 2002 share incentive plan transferred into the 2011 share incentive plan. Outstanding common limited partnership units, ownership interest Limited Liability Company or Limited Partnership, Members or Limited Partners, Ownership Interest Number of multifamily properties owned, operated, or under development Number Of Multifamily Communities The total number of real estate properties the company owned interests in, operated, or were developing as of the balance sheet date. Net Change in Operating Accounts Effect Of Changes In The Operating Accounts On Cash Flows From Operating Activities [Text Block] Entire disclosure of the net increase (decrease) in operating capital in the operating section of the statement of cash flows, and represents the entire footnote disclosure that provides details regarding the net change during the reporting period of all assets and liabilities used in operating activities. 5.85% Notes Due 2026 Five Point Eight Five Percentage Notes Due 2026 [Member] Five Point Eight Five Percentage Notes Due 2026 Other Payment for (Proceeds from) Other Investing Activity Total common shares available Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Term of lease contract Lessor, Operating Lease, Term of Contract Distributions in excess of net income attributable to common shareholders Accumulated Distributions in Excess of Net Income [Member] Expense on deferred compensation plans Expense (Benefit) On Deferred Compensation Plans This item represents the expense (benefit) on our deferred compensation plans included in earnings for the period as a result of holding marketable securities categorized as trading. Gross presentation is based on principal vs. agent accounting for revenues as the company is the principal and gains control of the assets from the deferred compensation plan before transferring the assets to the employees and the company's performance obligation is to provide the assets to the employees. Scheduled Repayments On Outstanding Debt Schedule of Maturities of Long-Term Debt [Table Text Block] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Current Fiscal Year End Date Current Fiscal Year End Date Performance Conditions Performance Conditions [Member] Performance Conditions Proceeds from Issuance of Debt Proceeds from Issuance of Debt Estimated Fair Value Notes Payable, Fair Value Disclosure Individual Potential Target Award Minimum Individual Potential Target Award Minimum Individual Potential Target Award Minimum Property expenses Real Estate Investment Property, at Cost [Abstract] Cash distributions declared to equity holders per common share Common Stock, Dividends, Per Share, Declared Entity File Number Entity File Number Maturities due in 2026 Maturities due in 2026 [Member] Maturities due in 2026 Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax Common shares To Full Value Award Conversion Ratio Fungible Units To Full Value Award Conversion Ratio The award conversion ratio regarding the shares from the 2002 share incentive plan transferred into the 2011 share incentive plan. Common shares, issued Common Stock, Shares, Issued Maturities due in 2029 Maturities due in 2029 [Member] Maturities due in 2029 Properties under development and land Development in Process Residential Leases [Member] Residential Leases [Member] Residential Leases [Member] Treasury Stock, Common, Shares Treasury Stock, Common, Shares Long Lived Assets Held-for-sale by Asset Type [Axis] Long-Lived Asset, Held-for-Sale, Type [Axis] Statement, Equity Components [Axis] Equity Components [Axis] Product and Service [Domain] Product and Service [Domain] Entity Interactive Data Current Entity Interactive Data Current Net income allocated to non-controlling interests Net Income (Loss) Attributable to Noncontrolling Interest Maturities Due Thereafter Maturities Due Thereafter [Member] Maturities Due Thereafter [Member] Entity Small Business Entity Small Business Comprehensive income attributable to common shareholders Comprehensive Income (Loss), Net of Tax, Attributable to Parent Minimum Rental Commitments, 2028 Lessee, Operating Lease, Liability, to be Paid, Year Three Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table] Fair Value, Recurring and Nonrecurring [Table] Floating rate notes payable [Member] Floating rate notes payable (1) Floating Rate Notes Payable [Member] Floating Rate Notes Payable [Member] Market Conditions Market Conditions [Member] Market Conditions Fee and asset management Cost of Fee and Asset Management Cost of Fee and Asset Management Document Type Document Type Other Significant Noncash Transaction, Name [Domain] Other Significant Noncash Transaction, Name [Domain] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Number of consolidated projects under construction Number of consolidated projects under construction Number of consolidated projects under construction Gain on sale of operating property, including land Gain (Loss) on Disposition of Assets Installment Payments Installment Payments Installment Payments Share Repurchase Program, Remaining Authorized Repurchase Amount Share Repurchase Program, Remaining Authorized, Amount Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Significant temporary differences or tax credits associated with our taxable REIT subsidiaries Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Domestic Subsidiaries Local Phone Number Local Phone Number Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Registrant Name Entity Registrant Name Commitments and contingencies (Note 9) Commitments and Contingencies Net operating real estate assets Net operating real estate assets The net book value of land and buildings and improvement. Accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities New Accounting Pronouncements or Change in Accounting Principle [Table] Accounting Standards Update and Change in Accounting Principle [Table] Acquisitions of Real Estate Business Combination [Policy Text Block] Vesting period, years Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Furniture, Fixtures, Equipment, And Other [Member] Furniture and Fixtures [Member] Liabilities and equity Liabilities and Equity [Abstract] Document And Entity Information [Abstract] Document And Entity Information [Abstract] Document and Entity Information. 2029 Lessor, Operating Lease, Payment to be Received, Year Four Financial Assets And Liabilities Measured At Fair Value Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Award Type [Domain] Award Type [Domain] Award Type [Domain] Aggregate Settlement to be Paid Aggregate Settlement to be Paid Aggregate Settlement to be Paid Camden West Nashville Camden West Nashville [Member] Camden West Nashville Fair Value Measurements Fair Value Disclosures [Text Block] Level 3 [Member] Fair Value, Inputs, Level 3 [Member] Value not exceeding the amount available under the line of credit Value not exceeding the amount available under the line of credit Advances under the line of credit may be priced at the scheduled rates, or we may enter into bid rate loans with participating banks at rates below the scheduled rates. These bid rate loans have terms of 180 days or less and may not exceed the lesser of $250 million or the remaining amount available under the line of credit. 2026 3rdquarter acquisitions 2026 3rdquarter acquisitions [Member] 2026 3rdquarter acquisitions Supplemental information Supplemental Cash Flow Information [Abstract] Income on deferred compensation plans Income (Loss) On Deferred Compensation Plans This item represents the income (loss) on our deferred compensation plans included in earnings for the period as a result of holding marketable securities categorized as trading. Gross presentation is based on principal vs. agent accounting for revenues as the company is the principal and gains control of the assets from the deferred compensation plan before transferring the assets to the employees and the company's performance obligation is to provide the assets to the employees. Accounts receivable – affiliates Accounts receivable – affiliates Accounts receivable – affiliates Number of reportable segments not disclosed flag Number of reportable segments not disclosed flag Number of reportable segments not disclosed flag Treasury Stock, Shares, Acquired Treasury Stock, Shares, Acquired Accounts payable and accrued expenses Accounts Payable and Accrued Liabilities Restricted cash included in real estate and other assets held for sale Restricted Cash Lessor, Operating Lease, Payments to be Received Lessor, Operating Lease, Payment to be Received Cash paid for income taxes Income Tax Paid, before Refund Received Other property and maintenance expenses (a) Segment Reporting, Other Segment Item, Amount Property, Plant and Equipment, Type [Axis] Long-Lived Asset, Class [Axis] Other assets, net Other Assets Entity Tax Identification Number Entity Tax Identification Number Performance Share Unit [Axis] Performance Share Unit [Axis] Performance Share Unit Senior Unsecured Notes [Member] Senior Unsecured Notes [Member] Senior unsecured notes. Total Number of apartment homes in multifamily properties upon completion of development Total Number of Apartment Homes in Multifamily Properties Upon Completion Of Development The number of units in the real estate properties under development the company owned interests in or fully owned as of the balance sheet date which will be added upon completion of development. Total notes payable (3) Notes Payable Carrying Value Notes Payable Common shares repurchased Treasury Stock, Value, Acquired, Cost Method Treasury Stock, Value, Acquired, Cost Method Income Recognition Revenue [Policy Text Block] Cash, cash equivalents, and restricted cash, beginning of period Cash, cash equivalents, and restricted cash, end of period Total cash, cash equivalents, and restricted cash, end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-refundable Non-refundable [Member] Non-refundable Camden Alpharetta and Camden at Lake Nona 2026 2nd quarter acquisitions [Member] 2026 2nd quarter acquisitions Comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Debt Instrument [Axis] Debt Instrument [Axis] Share-based compensation Share-Based Payment Arrangement, Noncash Expense Salaries and benefits for on-site employees Labor and Related Expense California properties California properties [Member] California properties Camden Franklin Camden Franklin [Member] Camden Franklin Land Land Gain on sale of operating property, including land Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property Market and Performance Conditions Market and Performance Conditions [Member] Market and Performance Conditions Remainder of 2026 Long-Term Debt, Maturity, Year One Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Earnings per share – basic Total earnings per common share – basic Earnings Per Share, Basic Maturities due in 2027 Maturities due in 2027 [Member] Maturities due in 2027 Repurchase of common shares Payments for Repurchase of Common Stock Statistical Measurement [Axis] Statistical Measurement [Axis] Property Revenue [Domain] Property Revenue [Domain] [Domain] for Property Revenue [Axis] Development and capital improvements, including land Payments to Develop Real Estate Assets Award Type [Axis] Award Type [Axis] Payment of deferred financing costs Payments of Financing Costs Earnest Money Deposits Earnest Money Deposits Product and Service [Axis] Product and Service [Axis] Common shares of beneficial interest Common Stock [Member] Long Lived Assets Held-for-sale, Name [Domain] Long-Lived Assets Held-for-Sale, Name [Domain] Reclassification of Prior Period Reclassification, Comparability Adjustment [Policy Text Block] Share Offering Program [Axis] Share Offering Program [Axis] Share Offering Program [Axis] Camden Resident Relief Fund [Domain] Camden Resident Relief Fund [Domain] [Domain] for Camden Resident Relief Fund [Axis] Concentration Risk, Percentage Concentration Risk, Percentage Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Derivative Contract [Domain] Derivative Contract [Domain] 2.91% Notes, due 2030 Unsecured notes 2.91% due 2039 [Member] Unsecured notes 2.91% due 2039 [Member] Hedging Relationship [Domain] Hedging Relationship [Domain] Total liabilities and equity Liabilities and Equity Non-controlling interests Equity, Attributable to Noncontrolling Interest Other liabilities Increase (Decrease) in Other Operating Liabilities Segments [Axis] Segments [Axis] Net proceeds from sale of operating property and land Proceeds from sale of operating properties, including land Proceeds from sale of operating properties, including land. Includes properties which are not designated as discontinued operations, and all land parcels not designated as held for sale. nonconsolidated entity [Axis] nonconsolidated entity [Axis] nonconsolidated entity [Axis] Participant Withdrawals From Deferred Compensation Plan Investments Participant Withdrawals From Deferred Compensation Plan Investments Participant withdrawals from deferred compensation plan investments Plan Name [Axis] Plan Name [Axis] Vesting [Axis] Vesting [Axis] Refundable Refundable [Member] Refundable Other non-operating expenses Other Nonoperating Income (Expense) Amended 2018 Share Incentive Plan Amended 2018 Share Incentive Plan [Member] Amended 2018 Share Incentive Plan Forfeited, Share Awards Outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period General and administrative General and Administrative Expense Property, Plant and Equipment, Type [Domain] Long-Lived Asset, Class [Domain] Maturities due in 2030 Maturities due in 2030 [Member] Maturities due in 2030 Number of Properties [Axis] Number of Properties [Axis] Number of Properties Preferred shares, authorized Preferred Stock, Shares Authorized Schedule of Property, Plant and Equipment [Table] Property, Plant, and Equipment [Table] Effect Of Changes In The Operating And Other Accounts On Cash Flows From Operating Activities Cash Flow, Operating Capital [Table Text Block] Hedging Designation [Domain] Hedging Designation [Domain] Share Repurchase Program [Axis] Share Repurchase Program [Axis] Camden Riverview Camden Riverview [Member] Camden Riverview Class of Stock [Domain] Class of Stock [Domain] Cash paid for interest, net of interest capitalized Interest Paid, Excluding Capitalized Interest, Operating Activity Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Hedging Designation [Axis] Hedging Designation [Axis] Reclassification of net loss on cash flow hedging activities, prior service cost and net loss on post retirement obligation Reclassification of net loss on cash flow hedging activities, prior service cost and net loss on post retirement obligation The amount after tax of reclassification adjustment from accumulated other comprehensive income of accumulated gain (loss) realized from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's deferred hedging gain (loss), combined with the net loss (gain) previously recognized as a component of net periodic benefit costs for the period and the amount of the prior service cost or (credit) recognized in net periodic benefit cost relating to benefit changes attributable to plan participants' prior service pursuant to a plan amendment or plan initiation. Line of Credit Facility, Increase (Decrease), Net Line of Credit Facility, Increase (Decrease), Net Income Taxes Income Tax Disclosure [Text Block] Other Other Noncash Income (Expense) Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] 5.03% Notes, due 2036 Five Point Zero Three Percentage Notes Due 2036 [Member] Five Point Zero Three Percentage Notes Due 2036 Minimum Rental Commitments, 2030 Lessee, Operating Lease, Liability, to be Paid, Year Five Camden Clearwater Camden Clearwater [Member] Camden Clearwater Additional paid-in capital Additional Paid-in Capital [Member] Income from continuing operations before income taxes Income (Loss) from Continuing Operations before Income Taxes, Domestic Entity Filer Category Entity Filer Category Camden Alpharetta Camden Alpharetta [Member] Camden Alpharetta 2030 Lessor, Operating Lease, Payment to be Received, Year Five 4.97% Notes, due 2026 Six Point Seven Six Percentage Notes Due 2026 [Member] Six Point Seven Six Percentage Notes Due 2026 Cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalent Debt Instrument, Interest Rate During Period Debt Instrument, Interest Rate During Period February 2026 Share Repurchase Program February 2026 Share Repurchase Program [Member] February 2026 Share Repurchase Program Operating Lease, Expense Operating Lease, Expense Camden Resident Relief Fund [Axis] Camden Resident Relief Funds [Axis] Camden Resident Relief Funds [Axis] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Anticipated expenditures relating to completion of construction type contracts Anticipated Expenditures Relating To Completion Of Construction Type Contracts General description of anticipated expenditures which may be required in performing under a construction-type contract at the balance sheet date. Floating Rate Notes Payable CV Floating Rate Notes Payable CV [Member] Floating Rate Notes Payable CV Depreciation and amortization Depreciation, Depletion and Amortization Number of Properties [Domain] Number of Properties [Domain] Number of Properties [Domain] Net income Net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Real Estate [Abstract] Real Estate [Abstract] 2030 Long-Term Debt, Maturity, Year Five Entity Address, Address Line One Entity Address, Address Line One Exercised/Vested, Weighted Average Exercise/Grant Price Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Real estate assets, at cost, total Real estate assets, at cost, total The value of land and buildings and improvement before accumulated depreciation. Fair Value Hedging Fair Value Hedging [Member] Performance Share Unit [Domain] Performance Share Unit [Domain] Performance Share Unit [Domain] Principles of Consolidation Consolidation, Policy [Policy Text Block] Net increase in cash, cash equivalents, and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation March 2026 Credit Agreement March 2026 Credit Agreement [Member] March 2026 Credit Agreement 2027 Lessor, Operating Lease, Payment to be Received, Year Two Net income attributable to common shareholders Net Income (Loss) Attributable to Parent Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Proceeds from Sale of Property, Plant, and Equipment Proceeds from Sale of Property, Plant, and Equipment Statement [Table] Statement [Table] Proceeds from notes payable Proceeds from Notes Payable 3.78% - 4.04% Conventional Mortgage Notes, due 2026 - 2028 3.78% - 4.04% Conventional Mortgage Notes, due 2026 - 2028 [Member] 3.78% - 4.04% Conventional Mortgage Notes, due 2026 - 2028 Net income attributable to common shareholders Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent Total number of apartment homes in multifamily properties Total Number Of Apartment Homes In Multifamily Communities The total number of units in real estate properties the company owned interests in, operated, or were developing as of the balance sheet date. Summary of Significant Accounting Policies and Recent Accounting Pronouncements Basis of Presentation and Significant Accounting Policies [Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract]