XML 76 R62.htm IDEA: XBRL DOCUMENT v3.22.1
Note H - Employee Benefit Plans - Plan Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Total plan assets $ 131,741 $ 129,348  
Total plan assets, percentage 100.00% 100.00%  
Pension Plan [Member]      
Total plan assets $ 131,741 $ 129,348 $ 118,092
Pension Plan [Member] | Fair Value, Inputs, Level 1 [Member]      
Total plan assets 113,142 106,639  
Pension Plan [Member] | Fair Value, Inputs, Level 2 [Member]      
Total plan assets 14,871 7,574  
Pension Plan [Member] | Fair Value, Inputs, Level 3 [Member]      
Total plan assets 0 0  
Equity Securities [Member]      
Total plan assets $ 66,324 $ 79,906  
Total plan assets, percentage 50.00% 62.00%  
Equity Securities [Member] | Pension Plan [Member]      
Total plan assets $ 66,324 $ 79,906  
Equity Securities [Member] | Pension Plan [Member] | Fair Value, Inputs, Level 1 [Member]      
Total plan assets 66,324 79,906  
Equity Securities [Member] | Pension Plan [Member] | Fair Value, Inputs, Level 2 [Member]      
Total plan assets 0 0  
Equity Securities [Member] | Pension Plan [Member] | Fair Value, Inputs, Level 3 [Member]      
Total plan assets 0 0  
Debt Securities [Member]      
Total plan assets $ 61,689 $ 34,307  
Total plan assets, percentage 46.00% 26.00%  
Debt Securities [Member] | Pension Plan [Member]      
Total plan assets $ 61,689 $ 34,307  
Debt Securities [Member] | Pension Plan [Member] | Fair Value, Inputs, Level 1 [Member]      
Total plan assets 46,818 26,733  
Debt Securities [Member] | Pension Plan [Member] | Fair Value, Inputs, Level 2 [Member]      
Total plan assets 14,871 7,574  
Debt Securities [Member] | Pension Plan [Member] | Fair Value, Inputs, Level 3 [Member]      
Total plan assets 0 0  
Other than Securities Investment [Member]      
Total plan assets $ 3,728 $ 15,135  
Total plan assets, percentage 3.00% 12.00%  
Investments Excluding Investments at NAV [Member] | Pension Plan [Member]      
Total plan assets $ 128,013 $ 114,213  
Investments Excluding Investments at NAV [Member] | Pension Plan [Member] | Fair Value, Inputs, Level 1 [Member]      
Total plan assets 113,142 106,639  
Investments Excluding Investments at NAV [Member] | Pension Plan [Member] | Fair Value, Inputs, Level 2 [Member]      
Total plan assets 14,871 7,574  
Investments Excluding Investments at NAV [Member] | Pension Plan [Member] | Fair Value, Inputs, Level 3 [Member]      
Total plan assets 0 0  
Investment at NAV [Member] | Pension Plan [Member]      
Total plan assets [1] 3,728 15,135  
Investment at NAV [Member] | Pension Plan [Member] | Fair Value, Inputs, Level 1 [Member]      
Total plan assets [1] 0 0  
Investment at NAV [Member] | Pension Plan [Member] | Fair Value, Inputs, Level 2 [Member]      
Total plan assets [1] 0 0  
Investment at NAV [Member] | Pension Plan [Member] | Fair Value, Inputs, Level 3 [Member]      
Total plan assets [1] $ 0 $ 0  
[1] Investment valued at net asset value ("NAV") are comprised of cash, cash equivalents, and short-term investments used to provide liquidity for the payment of benefits and other purposes. The commingled funds are valued at NAV based on the market value of the underlying investments, which are primarily government issued securities.