Quarterly report pursuant to Section 13 or 15(d)

MARKETABLE SECURITIES - Amortized Cost and Fair Value (Details)

v3.21.2
MARKETABLE SECURITIES - Amortized Cost and Fair Value (Details)
Sep. 30, 2021
USD ($)
investment
Jun. 30, 2021
USD ($)
Debt Securities, Available-for-sale [Line Items]    
Total $ 1,099,367,000  
Available-for-sale securities, fair value 1,115,249,000  
Money market funds and other 690,579,000 $ 691,375,000
Equity securities, amortized cost 3,211,000 3,211,000
Equity securities, gross unrealized gains 15,442,000 26,719,000
Equity securities, gross unrealized losses 0 0
Equity securities, fair value 18,653,000 29,930,000
Subtotal, amortized cost 1,610,731,000 1,614,840,000
Subtotal, gross unrealized gains 16,181,000 27,810,000
Subtotal, gross unrealized losses (299,000) (334,000)
Subtotal, fair value 1,626,613,000 1,642,316,000
Add: Time deposits 250,553,000 210,636,000
Less: Cash equivalents 761,917,000 793,040,000
Marketable securities, amortized cost 1,099,367,000 1,032,436,000
Marketable securities, fair value $ 1,115,249,000 1,059,912,000
Number of investments in an unrealized loss position | investment 197  
Investments in continuous loss position, 12 months or more $ 0  
Corporate debt securities    
Debt Securities, Available-for-sale [Line Items]    
Total 467,126,000 468,192,000
Available-for-sale securities, gross unrealized gains 516,000 689,000
Available-for-sale securities, gross unrealized losses (113,000) (135,000)
Available-for-sale securities, fair value 467,529,000 468,746,000
Municipal securities    
Debt Securities, Available-for-sale [Line Items]    
Total 70,830,000 70,155,000
Available-for-sale securities, gross unrealized gains 83,000 106,000
Available-for-sale securities, gross unrealized losses (21,000) (33,000)
Available-for-sale securities, fair value 70,892,000 70,228,000
Sovereign securities    
Debt Securities, Available-for-sale [Line Items]    
Total 5,044,000 3,045,000
Available-for-sale securities, gross unrealized gains 7,000 7,000
Available-for-sale securities, gross unrealized losses (2,000) 0
Available-for-sale securities, fair value 5,049,000 3,052,000
U.S. Government agency securities    
Debt Securities, Available-for-sale [Line Items]    
Total 126,088,000 145,810,000
Available-for-sale securities, gross unrealized gains 103,000 160,000
Available-for-sale securities, gross unrealized losses (44,000) (49,000)
Available-for-sale securities, fair value 126,147,000 145,921,000
U.S. Treasury securities    
Debt Securities, Available-for-sale [Line Items]    
Total 247,853,000 233,052,000
Available-for-sale securities, gross unrealized gains 30,000 129,000
Available-for-sale securities, gross unrealized losses (119,000) (117,000)
Available-for-sale securities, fair value $ 247,764,000 $ 233,064,000
Corporate and Government securities    
Debt Securities, Available-for-sale [Line Items]    
Investment portfolio, maximum maturity term 3 years