Segment Information - Schedule of Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Segment Reporting Information [Line Items]
Revenue	$ 272,194	$ 280,683
Gross profit	155,930	156,829
Net (loss) income	(2,244)	(3,488)
Interest expense, net	32,564	36,923
Income tax expense	669	1,719
Depreciation	12,696	11,206
Amortization of other intangible assets	17,311	21,120
Stock-based compensation	9,836	9,016
Restructuring expenses	1,682	2,015
Adjusted EBITDA	72,514	78,511
Web Presence
Segment Reporting Information [Line Items]
Revenue	174,290	177,943
Gross profit	84,142	82,782
Net (loss) income	(7,234)	(9,426)
Interest expense, net	15,604	19,529
Income tax expense	428	1,091
Depreciation	10,423	8,882
Amortization of other intangible assets	7,590	9,837
Stock-based compensation	6,590	5,933
Restructuring expenses	1,032	661
Adjusted EBITDA	34,433	36,507
Digital Marketing
Segment Reporting Information [Line Items]
Revenue	97,904	102,740
Gross profit	71,788	74,047
Net (loss) income	4,990	5,938
Interest expense, net	16,960	17,394
Income tax expense	241	628
Depreciation	2,273	2,324
Amortization of other intangible assets	9,721	11,283
Stock-based compensation	3,246	3,083
Restructuring expenses	650	1,354
Adjusted EBITDA	$ 38,081	$ 42,004