Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Summary of Significant Accounting Policies - Carrying Amounts and Fair Values of Financial Instruments (Details)

v3.21.2
Basis of Presentation and Summary of Significant Accounting Policies - Carrying Amounts and Fair Values of Financial Instruments (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Assets    
Money market funds $ 107,403 $ 115,769
Marketable securities – certificates of deposit 67,200 67,637
Marketable securities – equity securities 120,006 58
Total assets 294,609 183,464
Liabilities    
Interest rate swaps 1,195  
Total liabilities 1,195  
Level 1    
Assets    
Money market funds 107,403 115,769
Marketable securities – certificates of deposit 67,200 67,637
Marketable securities – equity securities 120,006 58
Total assets 294,609 183,464
Liabilities    
Interest rate swaps 0  
Total liabilities 0  
Level 2    
Assets    
Money market funds 0 0
Marketable securities – certificates of deposit 0 0
Marketable securities – equity securities 0 0
Total assets 0 0
Liabilities    
Interest rate swaps 1,195  
Total liabilities 1,195  
Level 3    
Assets    
Money market funds 0 0
Marketable securities – certificates of deposit 0 0
Marketable securities – equity securities 0 0
Total assets 0 $ 0
Liabilities    
Interest rate swaps 0  
Total liabilities $ 0