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v3.20.2

Fair Value Measurements (Assets And Liabilities Measured At Fair Value) (Details) - USD ($) $ in Thousands | Sep. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Assets |  |
Total | $ 971,597 | $ 713,072
Liabilities |  |
Long-term debt | 39,436 | 42,004
Interest rate swap | 666 |
Contingent purchase consideration |  | 273
Total | 40,102 | 42,277
Level 1 |  |
Assets |  |
Total | 269,955 | 421,003
Liabilities |  |
Long-term debt | 0 | 0
Interest rate swap | 0 |
Contingent purchase consideration |  | 0
Total | 0 | 0
Level 2 |  |
Assets |  |
Total | 701,642 | 291,477
Liabilities |  |
Long-term debt | 39,436 | 42,004
Interest rate swap | 666 |
Contingent purchase consideration |  | 0
Total | 40,102 | 42,004
Level 3 |  |
Assets |  |
Total | 0 | 592
Liabilities |  |
Long-term debt | 0 | 0
Interest rate swap | 0 |
Contingent purchase consideration |  | 273
Total | 0 | 273
Money market fund deposits and term deposits |  |
Assets |  |
Cash equivalents | 269,955 | 155,080
Money market fund deposits and term deposits | Level 1 |  |
Assets |  |
Cash equivalents | 269,955 | 155,080
Money market fund deposits and term deposits | Level 2 |  |
Assets |  |
Cash equivalents | 0 | 0
Money market fund deposits and term deposits | Level 3 |  |
Assets |  |
Cash equivalents | 0 | 0
Commercial paper |  |
Assets |  |
Cash equivalents | 126,563 | 54,712
Commercial paper | Level 1 |  |
Assets |  |
Cash equivalents | 0 | 0
Commercial paper | Level 2 |  |
Assets |  |
Cash equivalents | 126,563 | 54,712
Commercial paper | Level 3 |  |
Assets |  |
Cash equivalents | 0 | 0
Corporate bonds |  |
Assets |  |
Cash equivalents | 25,142 |
Short-term investments | 183,827 | 259,422
Corporate bonds | Level 1 |  |
Assets |  |
Cash equivalents | 0 |
Short-term investments | 0 | 259,422
Corporate bonds | Level 2 |  |
Assets |  |
Cash equivalents | 25,142 |
Short-term investments | 183,827 | 0
Corporate bonds | Level 3 |  |
Assets |  |
Cash equivalents | 0 |
Short-term investments | 0 | 0
U.S. Treasury and agency obligations |  |
Assets |  |
Cash equivalents | 11,799 |
Short-term investments | 38,144 |
U.S. Treasury and agency obligations | Level 1 |  |
Assets |  |
Cash equivalents | 0 |
Short-term investments | 0 |
U.S. Treasury and agency obligations | Level 2 |  |
Assets |  |
Cash equivalents | 11,799 |
Short-term investments | 38,144 |
U.S. Treasury and agency obligations | Level 3 |  |
Assets |  |
Cash equivalents | 0 |
Short-term investments | 0 |
Commercial paper |  |
Assets |  |
Short-term investments | 316,167 | 236,752
Commercial paper | Level 1 |  |
Assets |  |
Short-term investments | 0 | 0
Commercial paper | Level 2 |  |
Assets |  |
Short-term investments | 316,167 | 236,752
Commercial paper | Level 3 |  |
Assets |  |
Short-term investments | $ 0 | 0
Certificate of deposit |  |
Assets |  |
Short-term investments |  | 6,501
Certificate of deposit | Level 1 |  |
Assets |  |
Short-term investments |  | 6,501
Certificate of deposit | Level 2 |  |
Assets |  |
Short-term investments |  | 0
Certificate of deposit | Level 3 |  |
Assets |  |
Short-term investments |  | 0
Auction rate securities |  |
Assets |  |
Long-term investments and other assets |  | 592
Auction rate securities | Level 1 |  |
Assets |  |
Long-term investments and other assets |  | 0
Auction rate securities | Level 2 |  |
Assets |  |
Long-term investments and other assets |  | 0
Auction rate securities | Level 3 |  |
Assets |  |
Long-term investments and other assets |  | 592
Interest rate swap |  |
Assets |  |
Long-term investments and other assets |  | 13
Interest rate swap | Level 1 |  |
Assets |  |
Long-term investments and other assets |  | 0
Interest rate swap | Level 2 |  |
Assets |  |
Long-term investments and other assets |  | 13
Interest rate swap | Level 3 |  |
Assets |  |
Long-term investments and other assets |  | $ 0

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