Business Combinations PSL (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended		9 Months Ended
	Jun. 17, 2020	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Mar. 31, 2021	Dec. 31, 2020
Business Acquisition [Line Items]
Adjustment to fair value of contingent consideration		$ (510)	$ 2,067	$ 4	$ 1,732
Goodwill		420,508		420,508			$ 427,928
Increase to acquired tangible assets						$ 500
Decrease to identified intangible assets						(400)
Increase to liabilities assumed						(1,700)
Increase to goodwill						2,700
PSL
Business Acquisition [Line Items]
Date of acquisition	Jun. 17, 2020
Total purchase price	$ 83,100
Cash paid for acquisition	60,800
Common stock issued	4,500
Net working capital settlement	100
Initial fair value estimate of additional earnings-based contingent consideration	17,700
Contingent consideration, maximum cash payout	22,200
Fair value of contingent consideration		20,900		20,900
Adjustment to fair value of contingent consideration		$ (700)		$ (600)
Transaction costs	2,100
Acquired tangible assets	11,600
Identified intangible assets	29,600
Liabilities assumed	(17,700)
Goodwill	$ 59,600
Increase to the total purchase price						$ 1,100