Acquisitions - Narrative (Details) - USD ($) $ in Thousands			3 Months Ended
	Jul. 12, 2019	Jun. 12, 2019	Sep. 30, 2019	Sep. 30, 2018	Jun. 30, 2019
Business Acquisition [Line Items]
Goodwill			$ 126,937		$ 78,383
Effective income tax rate (as a percent)			13.30%	10.20%
Sabisu Ltd. [Member]
Business Acquisition [Line Items]
Consideration transferred		$ 7,600
Cash paid		6,100
Future contingent consideration payment			$ 1,500
Goodwill		4,783
Mnubo, Inc. [Member]
Business Acquisition [Line Items]
Consideration transferred	$ 78,300
Goodwill	50,155
Escrow Deposit			7,900
Developed Technology Rights | Sabisu Ltd. [Member]
Business Acquisition [Line Items]
Finite-lived intangible assets acquired		1,525
Developed Technology Rights | Mnubo, Inc. [Member]
Business Acquisition [Line Items]
Finite-lived intangible assets acquired	19,890
Customer Relationship | Sabisu Ltd. [Member]
Business Acquisition [Line Items]
Finite-lived intangible assets acquired		$ 1,525
Customer Relationship | Mnubo, Inc. [Member]
Business Acquisition [Line Items]
Finite-lived intangible assets acquired	9,360
Canada, Dollars | Mnubo, Inc. [Member]
Business Acquisition [Line Items]
Consideration transferred	$ 102,300
Escrow Deposit			$ 10,300