Business Combination - Additional Information (Details) - USD ($) $ in Thousands			1 Months Ended	3 Months Ended
	Apr. 30, 2021	Apr. 16, 2021	Aug. 31, 2020	Jun. 30, 2021	Dec. 31, 2020
Business Acquisition [Line Items]
Goodwill				$ 320,196	$ 261,116
Scriptcycle LLC
Business Acquisition [Line Items]
Date of acquisition			Aug. 31, 2020
Business combination, aggregate consideration			$ 58,300
Estimated fair value of contingent consideration			800
Contingent consideration based on achievement of certain revenue thresholds			2,900		$ 2,900
Business Combination Contingent Consideration Arrangements Range Of Outcomes Paid				$ 2,900
Goodwill			24,900
Identifiable intangible assets related to acquisition			28,300
Acquired current assets			5,900
Assumed liabilities			1,100
Scriptcycle LLC | Customer Related Intangible Assets
Business Acquisition [Line Items]
Identifiable intangible assets related to acquisition			$ 25,300
Identifiable intangible assets estimated useful life			11 years
Scriptcycle LLC | Developed Technology and Tradename
Business Acquisition [Line Items]
Identifiable intangible assets related to acquisition			$ 3,000
Scriptcycle LLC | Developed Technology and Tradename | Minimum
Business Acquisition [Line Items]
Identifiable intangible assets estimated useful life			1 year
Scriptcycle LLC | Developed Technology and Tradename | Maximum
Business Acquisition [Line Items]
Identifiable intangible assets estimated useful life			9 years
RxSaver, Inc.
Business Acquisition [Line Items]
Date of acquisition	Apr. 30, 2021
Business combination, aggregate consideration	$ 50,700
Goodwill	25,900
Identifiable intangible assets related to acquisition	25,200
Acquired current assets	3,600
Assumed liabilities	4,000
RxSaver, Inc. | Customer Related Intangible Assets
Business Acquisition [Line Items]
Identifiable intangible assets related to acquisition	$ 20,700
Identifiable intangible assets estimated useful life	13 years
RxSaver, Inc. | Developed Technology and Tradename
Business Acquisition [Line Items]
Identifiable intangible assets related to acquisition	$ 4,500
RxSaver, Inc. | Developed Technology and Tradename | Minimum
Business Acquisition [Line Items]
Identifiable intangible assets estimated useful life	1 year
RxSaver, Inc. | Developed Technology and Tradename | Maximum
Business Acquisition [Line Items]
Identifiable intangible assets estimated useful life	3 years
HealthiNation Inc.
Business Acquisition [Line Items]
Date of acquisition		Apr. 16, 2021
Business combination, aggregate consideration		$ 76,600
Goodwill		33,200
Identifiable intangible assets related to acquisition		40,000
Acquired current assets		5,000
Assumed liabilities		1,600
HealthiNation Inc. | Customer Related Intangible Assets
Business Acquisition [Line Items]
Identifiable intangible assets related to acquisition		$ 28,000
Identifiable intangible assets estimated useful life		11 years
HealthiNation Inc. | Developed Technology and Tradename
Business Acquisition [Line Items]
Identifiable intangible assets related to acquisition		$ 600
Identifiable intangible assets estimated useful life		1 year
HealthiNation Inc. | Content Library
Business Acquisition [Line Items]
Identifiable intangible assets related to acquisition		$ 9,500
Identifiable intangible assets estimated useful life		3 years
HealthiNation Inc. | Order Backlog
Business Acquisition [Line Items]
Identifiable intangible assets related to acquisition		$ 1,900
Identifiable intangible assets estimated useful life		1 year