XML 35 R3.htm IDEA: XBRL DOCUMENT v3.22.2
CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
$ in Millions
Jun. 30, 2022
Dec. 31, 2021
Preferred Stock, Par Value Per Share $ 1.00  
Preferred Stock, Shares Authorized 20,000,000  
Accumulated Depreciation, Property, Plant, and Equipment $ 3.2 $ 3.0
Common Class A [Member]    
Common Stock, Par or Stated Value Per Share $ 0.10  
Common Stock, Shares, Outstanding   13,649,933
Common Stock, Shares Authorized 70,000,000  
Common Stock, Shares, Issued 13,769,384  
Common Class B [Member]    
Common Stock, Par or Stated Value Per Share $ 0.10  
Common Stock, Shares Authorized 30,000,000  
Common Stock, Shares, Issued 719,200