XML 41 R31.htm IDEA: XBRL DOCUMENT v3.23.1
FAIR VALUE MEASURES AND DISCLOSURES (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Cash and Cash Equivalents, Fair Value Disclosure $ 255,209 $ 252,650  
Equity securities at fair value 82,811 82,823  
Debt Securities, Available-for-Sale 10,107    
Debt Securities, Trading, and Equity Securities, FV-NI 443 399  
Assets, Fair Value Disclosure 348,570 335,872  
Deferred Compensation Cash-based Arrangements, Liability, Current and Noncurrent 458 396  
Financial and Nonfinancial Liabilities, Fair Value Disclosure 458 396  
Fair Value, Inputs, Level 1      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Cash and Cash Equivalents, Fair Value Disclosure 255,209 252,650  
Equity securities at fair value 24 36  
Debt Securities, Available-for-Sale 0    
Debt Securities, Trading, and Equity Securities, FV-NI 443 399  
Assets, Fair Value Disclosure 255,676 253,085  
Deferred Compensation Cash-based Arrangements, Liability, Current and Noncurrent 458 396  
Financial and Nonfinancial Liabilities, Fair Value Disclosure 458 396  
Fair Value, Inputs, Level 2 [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Cash and Cash Equivalents, Fair Value Disclosure 0 0  
Equity securities at fair value 0 0  
Debt Securities, Available-for-Sale 0    
Debt Securities, Trading, and Equity Securities, FV-NI 0 0  
Assets, Fair Value Disclosure 0 0  
Deferred Compensation Cash-based Arrangements, Liability, Current and Noncurrent 0 0  
Financial and Nonfinancial Liabilities, Fair Value Disclosure 0 0  
Fair Value, Inputs, Level 3      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Cash and Cash Equivalents, Fair Value Disclosure 0 0  
Equity securities at fair value 82,787 82,787  
Debt Securities, Available-for-Sale 10,107    
Debt Securities, Trading, and Equity Securities, FV-NI 0 0  
Assets, Fair Value Disclosure 92,894 82,787  
Deferred Compensation Cash-based Arrangements, Liability, Current and Noncurrent 0 0  
Financial and Nonfinancial Liabilities, Fair Value Disclosure 0 0  
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value 92,894 82,787 $ 102,355
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases 10,000 18,920  
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings   $ (38,488)  
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Accrued Interest $ 107