XML 61 R48.htm IDEA: XBRL DOCUMENT v3.20.2
Fair Value Measurements (Assets and Liabilities Measured at Fair Value on a Recurring Basis Using Level 3 Inputs) (Details) - Fair Value (Level 3) - Fair Value, Measurements, Recurring - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]        
Balance at beginning of the period $ 64,739 $ 82,752 $ 79,365 $ 46,186
Total realized and unrealized gains (losses)        
Total foreign exchange losses 13 (8) (8) (16)
Purchases (472) (535) 19,397 13,509
Sales (548)   (10,137)  
Settlements     (5,739) 20
Amounts acquired       19,970
Balance at end of the period 68,351 80,429 68,351 80,429
Other income (loss)        
Total realized and unrealized gains (losses)        
Included in other income (loss) 575 (1,188) (4,035) (1,030)
Net realized and unrealized gains on investments        
Total realized and unrealized gains (losses)        
Included in other income (loss) 4,044 (592) (10,492) 1,790
Other investments        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]        
Balance at beginning of the period 71,450 74,810 74,634 54,545
Total realized and unrealized gains (losses)        
Total foreign exchange losses 13 (8) (8) (16)
Purchases 0 0 20,962 17,891
Sales (548)   (10,137)  
Settlements     0 0
Amounts acquired       0
Balance at end of the period 74,959 74,210 74,959 74,210
Other investments | Other income (loss)        
Total realized and unrealized gains (losses)        
Included in other income (loss) 0 0 0
Other investments | Net realized and unrealized gains on investments        
Total realized and unrealized gains (losses)        
Included in other income (loss) 4,044 (592) (10,492) 1,790
Other assets and (liabilities)        
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]        
Balance at beginning of the period (6,711) 7,942 4,731 (8,359)
Total realized and unrealized gains (losses)        
Total foreign exchange losses 0 0 0 0
Purchases (472) (535) (1,565) (4,382)
Sales 0   0  
Settlements     (5,739) 20
Amounts acquired       19,970
Balance at end of the period (6,608) 6,219 (6,608) 6,219
Other assets and (liabilities) | Other income (loss)        
Total realized and unrealized gains (losses)        
Included in other income (loss) 575 (1,188) (4,035) (1,030)
Other assets and (liabilities) | Net realized and unrealized gains on investments        
Total realized and unrealized gains (losses)        
Included in other income (loss) $ 0 $ 0 $ 0