Other Long-Term Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019
Schedule of Investments [Line Items]
Cash surrender value of corporate-owned life insurance policies	$ 4,016		$ 4,214
Deferred commissions	23,450		22,068
Restricted cash	56		56
Operating lease assets	23,661		9,653
Investment in unconsolidated affiliate	4,700	$ 4,700
Warrants for unconsolidated affiliate	2,588	$ 2,600
Prepaid expenses, deposits and other	5,335		4,190
Total other long-term assets	$ 63,806		$ 40,181
Flock Group Inc.
Schedule of Investments [Line Items]
Equity method investment, ownership percentage		5.00%