Interest Rate Swaps - Summary of Interest-rate Swap Agreements (Detail) - Interest Rate Swap - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Dec. 31, 2021	Jun. 30, 2021
Derivative [Line Items]
Notional Amount	$ 717,657	$ 640,000
Fair Value	$ 26,562	(27,171)
Wells Fargo Bank One
Derivative [Line Items]
Derivative, Maturity date	2024-10
Derivative, Fixed rate	2.72%
Notional Amount	$ 15,000	15,000
Fair Value	$ 110	(702)
Capital One, National Association One
Derivative [Line Items]
Derivative, Maturity date	2024-12
Derivative, Fixed rate	1.58%
Notional Amount	$ 15,000	15,000
Fair Value	$ 510	(241)
Bank of Montreal One
Derivative [Line Items]
Derivative, Maturity date	2025-01
Derivative, Fixed rate	1.91%
Notional Amount	$ 25,000	25,000
Fair Value	$ 672	(649)
Truist Financial Corporation One
Derivative [Line Items]
Derivative, Maturity date	2025-04
Derivative, Fixed rate	2.20%
Notional Amount	$ 25,000	25,000
Fair Value	$ 520	(905)
Bank of Montreal Two
Derivative [Line Items]
Derivative, Maturity date	2025-07
Derivative, Fixed rate	2.32%
Notional Amount	$ 25,000	25,000
Fair Value	$ 459	(1,049)
Truist Financial Corporation Two
Derivative [Line Items]
Derivative, Maturity date	2025-07
Derivative, Fixed rate	1.99%
Notional Amount	$ 25,000	25,000
Fair Value	$ 697	(767)
Truist Financial Corporation Three
Derivative [Line Items]
Derivative, Maturity date	2025-12
Derivative, Fixed rate	2.30%
Notional Amount	$ 25,000	25,000
Fair Value	$ 517	(1,125)
Bank of Montreal Three
Derivative [Line Items]
Derivative, Maturity date	2026-01
Derivative, Fixed rate	1.92%
Notional Amount	$ 25,000	25,000
Fair Value	$ 833	(760)
Bank of Montreal Four
Derivative [Line Items]
Derivative, Maturity date	2026-01
Derivative, Fixed rate	2.05%
Notional Amount	$ 40,000	40,000
Fair Value	$ 1,162	(1,415)
Capital One, National Association Two
Derivative [Line Items]
Derivative, Maturity date	2026-01
Derivative, Fixed rate	2.08%
Notional Amount	$ 35,000	35,000
Fair Value	$ 980	(1,274)
Truist Financial Corporation Four
Derivative [Line Items]
Derivative, Maturity date	2026-01
Derivative, Fixed rate	1.93%
Notional Amount	$ 25,000	25,000
Fair Value	$ 826	(768)
Capital One, National Association Three
Derivative [Line Items]
Derivative, Maturity date	2026-04
Derivative, Fixed rate	2.68%
Notional Amount	$ 15,000	15,000
Fair Value	$ 121	(941)
Capital One, National Association Four
Derivative [Line Items]
Derivative, Maturity date	2026-07
Derivative, Fixed rate	1.32%
Notional Amount	$ 35,000	35,000
Fair Value	$ 2,076	(205)
Bank of Montreal Five
Derivative [Line Items]
Derivative, Maturity date	2026-12
Derivative, Fixed rate	2.33%
Notional Amount	$ 10,000	10,000
Fair Value	$ 233	(538)
Bank of Montreal Six
Derivative [Line Items]
Derivative, Maturity date	2026-12
Derivative, Fixed rate	1.99%
Notional Amount	$ 25,000	25,000
Fair Value	$ 941	(936)
Toronto-Dominion Bank
Derivative [Line Items]
Derivative, Maturity date	2027-03
Derivative, Fixed rate	2.46%
Notional Amount	$ 15,531	0
Fair Value	$ 660
Wells Fargo Bank Two
Derivative [Line Items]
Derivative, Maturity date	2027-04
Derivative, Fixed rate	2.72%
Notional Amount	$ 25,000	25,000
Fair Value	$ 170	(1,887)
Bank of Montreal Seven
Derivative [Line Items]
Derivative, Maturity date	2027-12
Derivative, Fixed rate	2.37%
Notional Amount	$ 25,000	25,000
Fair Value	$ 637	(1,570)
Capital One, National Association Five
Derivative [Line Items]
Derivative, Maturity date	2027-12
Derivative, Fixed rate	2.37%
Notional Amount	$ 25,000	25,000
Fair Value	$ 616	(1,575)
Wells Fargo Bank Three
Derivative [Line Items]
Derivative, Maturity date	2028-01
Derivative, Fixed rate	2.37%
Notional Amount	$ 75,000	75,000
Fair Value	$ 1,864	(4,741)
Bank of Montreal Eight
Derivative [Line Items]
Derivative, Maturity date	2029-05
Derivative, Fixed rate			2.09%
Notional Amount	$ 25,000	25,000
Fair Value	$ 1,195	(1,316)
Regions Bank One
Derivative [Line Items]
Derivative, Maturity date	2029-05
Derivative, Fixed rate	2.11%
Notional Amount	$ 25,000	25,000
Fair Value	$ 1,143	(1,356)
Regions Bank Two
Derivative [Line Items]
Derivative, Maturity date	2029-06
Derivative, Fixed rate	2.03%
Notional Amount	$ 25,000	25,000
Fair Value	$ 1,265	(1,222)
U S Bank National Association One
Derivative [Line Items]
Derivative, Maturity date	2029-06
Derivative, Fixed rate	2.03%
Notional Amount	$ 25,000	25,000
Fair Value	$ 1,284	(1,220)
U S Bank National Association Two
Derivative [Line Items]
Derivative, Maturity date	2029-08
Derivative, Fixed rate	1.35%
Notional Amount	$ 25,000	25,000
Fair Value	$ 2,407	(9)
Regions Bank Three
Derivative [Line Items]
Derivative, Maturity date	2032-03
Derivative, Fixed rate	2.69%
Notional Amount	$ 15,531	0
Fair Value	$ 1,103
U S Bank National Association Three
Derivative [Line Items]
Derivative, Maturity date	2032-03
Derivative, Fixed rate	2.70%
Notional Amount	$ 15,531	0
Fair Value	$ 1,126
Bank of Montreal Nine
Derivative [Line Items]
Derivative, Maturity date	2034-03
Derivative, Fixed rate	2.81%
Notional Amount	$ 31,064	0
Fair Value	$ 2,435