v3.26.1
Note 4 - Fair Value Measurements - Schedule of Fair Value Hierarchy For its Financial Assets and Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Total $ 125,131 $ 132,399
Liabilities, Total 321 641
Money Market Funds [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Total 125,131 132,399
Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Total 125,131 132,399
Liabilities, Total 62 375
Level 1 [Member] | Money Market Funds [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Total 125,131 132,399
Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Total 0 0
Liabilities, Total 0 0
Level 2 [Member] | Money Market Funds [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Total 0 0
Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Total 0 0
Liabilities, Total 259 266
Level 3 [Member] | Money Market Funds [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Assets, Total 0 0
Location, Statement of Financial Position, Balance [Axis]: us-gaap:BusinessCombinationContingentConsiderationLiabilityNoncurrent    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Liabilities, Total 259 266
Location, Statement of Financial Position, Balance [Axis]: us-gaap:BusinessCombinationContingentConsiderationLiabilityNoncurrent | Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Liabilities, Total 0 0
Location, Statement of Financial Position, Balance [Axis]: us-gaap:BusinessCombinationContingentConsiderationLiabilityNoncurrent | Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Liabilities, Total 0 0
Location, Statement of Financial Position, Balance [Axis]: us-gaap:BusinessCombinationContingentConsiderationLiabilityNoncurrent | Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Liabilities, Total 259 266
Location, Statement of Financial Position, Balance [Axis]: us-gaap:DerivativeLiabilitiesNoncurrent    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Liabilities, Total 62 62
Location, Statement of Financial Position, Balance [Axis]: us-gaap:DerivativeLiabilitiesNoncurrent | Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Liabilities, Total 62 62
Location, Statement of Financial Position, Balance [Axis]: us-gaap:DerivativeLiabilitiesNoncurrent | Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Liabilities, Total 0 0
Location, Statement of Financial Position, Balance [Axis]: us-gaap:DerivativeLiabilitiesNoncurrent | Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Liabilities, Total $ 0 0
Location, Statement of Financial Position, Balance [Axis]: pali:ShareLiabilityCurrent    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Liabilities, Total   313
Location, Statement of Financial Position, Balance [Axis]: pali:ShareLiabilityCurrent | Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Liabilities, Total   313
Location, Statement of Financial Position, Balance [Axis]: pali:ShareLiabilityCurrent | Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Liabilities, Total   0
Location, Statement of Financial Position, Balance [Axis]: pali:ShareLiabilityCurrent | Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Liabilities, Total   $ 0