v3.26.1
Debt - Summary of Borrowings (Parenthetical) (Detail)
3 Months Ended
Mar. 31, 2026
USD ($)
Swap
Dec. 31, 2025
USD ($)
Mar. 24, 2025
Swap
Debt Instrument [Line Items]      
Revolving credit facility $ 245,050,000 $ 199,050,000  
Interest Rate Swaps [Member]      
Debt Instrument [Line Items]      
Aggregate notional value of interest rate swaps 200,000,000.0    
2016 Term Loan Facility [Member]      
Debt Instrument [Line Items]      
Loan, Principal Outstanding $ 100,000,000    
Line of Credit Facility, Description 2016 term loan facility has two one-year as-of-right extension options subject to certain conditions and the payment of an extension fee    
2016 Term Loan Facility [Member] | Interest Rate Swaps [Member]      
Debt Instrument [Line Items]      
Number of forward interest rate swaps | Swap 3    
Forward swaps effective date Dec. 23, 2024    
Aggregate notional value of interest rate swaps $ 100,000,000.0    
Forward swaps interest rate 5.31%    
2018 Term Loan Facility [Member]      
Debt Instrument [Line Items]      
Loan, Principal Outstanding $ 200,000,000    
Line of Credit Facility, Description 2018 term loan facility has two one-year as-of-right extension options subject to certain conditions and the payment of an extension fee.    
2018 Term Loan Facility [Member] | Interest Rate Swaps [Member]      
Debt Instrument [Line Items]      
Number of forward interest rate swaps | Swap 3    
Forward swaps interest rate 5.09%    
2018 Term Loan Facility [Member] | Interest Rate Swap Effective June 30, 2025 [Member]      
Debt Instrument [Line Items]      
Number of forward interest rate swaps | Swap 2    
2018 Term Loan Facility [Member] | Interest Rate Swap Effective March 24, 2025 [Member]      
Debt Instrument [Line Items]      
Number of forward interest rate swaps | Swap     1
2018 Term Loan Facility [Member] | Interest Rate Swap1 [Member]      
Debt Instrument [Line Items]      
Forward swaps effective date Mar. 24, 2025    
2018 Term Loan Facility [Member] | Interest Rate Swap2 [Member]      
Debt Instrument [Line Items]      
Forward swaps effective date Jun. 30, 2025    
2025 Series B Senior Notes [Member] | Treasury Lock [Member] | Cash Flow Hedging [Member]      
Debt Instrument [Line Items]      
Aggregate notional value of interest rate swaps $ 50,000,000    
2024 Revolving Credit Facility [Member]      
Debt Instrument [Line Items]      
Revolving credit facility [1] 245,050,000    
Amount available under revolving credit facility 154,800,000    
Credit facility additional maximum borrowing capacity $ 300,000,000.0    
Line of Credit Facility, Description 2024 revolving credit facility has two six-month as-of-right extension options subject to certain conditions and the payment of an extension fee    
Revolving Credit Facility [Member]      
Debt Instrument [Line Items]      
Revolving credit facility $ 245,050,000    
Senior Unsecured Notes [Member] | 2024 Revolving Credit Facility [Member]      
Debt Instrument [Line Items]      
Loan, Principal Outstanding 400,000,000    
Mortgage Notes Payable [Member]      
Debt Instrument [Line Items]      
Loan, Principal Outstanding 150,510,000    
Mortgage Notes Payable [Member] | CBP Savannah [Member]      
Debt Instrument [Line Items]      
Loan, Principal Outstanding $ 7,561,000    
Effective interest rate 4.12%    
Mortgage Notes Payable [Member] | ICE Charleston [Member]      
Debt Instrument [Line Items]      
Loan, Principal Outstanding $ 8,517,000    
Effective interest rate 3.93%    
Mortgage Notes Payable [Member] | USFS II Albuquerque [Member]      
Debt Instrument [Line Items]      
Loan, Principal Outstanding $ 6,932,000    
Effective interest rate 3.92%    
Mortgage Notes Payable [Member] | VA Loma Linda [Member]      
Debt Instrument [Line Items]      
Loan, Principal Outstanding $ 127,500,000    
Effective interest rate 3.78%    
Mortgage Notes Payable [Member] | 2016 Term Loan Facility [Member]      
Debt Instrument [Line Items]      
Effective interest rate 5.59%    
Mortgage Notes Payable [Member] | 2018 Term Loan Facility [Member]      
Debt Instrument [Line Items]      
Effective interest rate 5.53%    
Mortgage Notes Payable [Member] | 2017 series A senior notes [Member]      
Debt Instrument [Line Items]      
Effective interest rate 4.15%    
Mortgage Notes Payable [Member] | 2017 series B senior notes [Member]      
Debt Instrument [Line Items]      
Effective interest rate 4.23%    
Mortgage Notes Payable [Member] | 2017 series C senior notes [Member]      
Debt Instrument [Line Items]      
Effective interest rate 4.37%    
Mortgage Notes Payable [Member] | 2019 series A senior notes [Member]      
Debt Instrument [Line Items]      
Effective interest rate 3.82%    
Mortgage Notes Payable [Member] | 2019 series B senior notes [Member]      
Debt Instrument [Line Items]      
Effective interest rate 3.91%    
Mortgage Notes Payable [Member] | 2019 series C senior notes [Member]      
Debt Instrument [Line Items]      
Effective interest rate 4.04%    
Mortgage Notes Payable [Member] | 2021 Series A Senior Notes [Member]      
Debt Instrument [Line Items]      
Effective interest rate 2.74%    
Mortgage Notes Payable [Member] | 2021 Series B Senior Notes [Member]      
Debt Instrument [Line Items]      
Effective interest rate 2.99%    
Mortgage Notes Payable [Member] | 2024 Series A Senior Notes [Member]      
Debt Instrument [Line Items]      
Effective interest rate 6.74%    
Mortgage Notes Payable [Member] | 2024 Series B Senior Notes [Member]      
Debt Instrument [Line Items]      
Effective interest rate 6.73%    
Mortgage Notes Payable [Member] | 2025 Series A Senior Notes [Member]      
Debt Instrument [Line Items]      
Effective interest rate 6.36%    
Mortgage Notes Payable [Member] | 2025 Series B Senior Notes [Member]      
Debt Instrument [Line Items]      
Effective interest rate 6.51%    
SOFR [Member]      
Debt Instrument [Line Items]      
Effective interest rate 0.63%    
[1] Our $400.0 million senior unsecured 2024 revolving credit facility had available capacity of $154.8 million at March 31, 2026, in addition to an accordion feature that provides us with additional capacity of up to $300.0 million, subject to syndication of the increase and the satisfaction of customary terms and conditions.