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Severance Charge and Other Exit Costs - Additional Information (Detail)
 3 Months Ended 6 Months Ended
Jun. 30, 2025
USD ($)
Jun. 30, 2025
USD ($)
Employee
Mar. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Restructuring Cost and Reserve [Line Items]        
Costs and accelerated depreciation $ 6,750,000 $ 6,750,000    
Number of employees of UES-UK under existing benefit plans | Employee   168    
Outstanding severance charges 5,922,000 $ 5,922,000 $ 0 $ 0
Professional fees 132,000 132,000    
Other non-cash charges 110,000 110,000    
Accrued Payrolls and Employee Benefits [Member]        
Restructuring Cost and Reserve [Line Items]        
Outstanding severance charges 5,074,000 5,074,000    
Other Noncurrent Liabilities [Member]        
Restructuring Cost and Reserve [Line Items]        
Outstanding severance charges 848,000 848,000    
Minimum [Member]        
Restructuring Cost and Reserve [Line Items]        
Additional benefits earned by the employees 500,000 500,000    
Maximum [Member]        
Restructuring Cost and Reserve [Line Items]        
Additional benefits earned by the employees $ 600,000 $ 600,000