XML 38 R27.htm IDEA: XBRL DOCUMENT v3.19.1
Other Balance Sheet Items (Other Current Assets) (Details) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Balance Sheet Related Disclosures [Abstract]    
Prepaid registry fees, current $ 21,503 $ 20,696
Estimated contingent consideration receivable 14,721 0
Prepaid expenses 13,824 14,109
Accounts Receivable, Net 5,995 6,029
Income Taxes Receivable, Current 4,697 4,451
Other Assets, Miscellaneous, Current 1,537 2,080
Other Assets, Current $ 62,277 $ 47,365