Document and Entity Information - shares	6 Months Ended
	Mar. 31, 2019	May 08, 2019
Document And Entity Information
Entity Registrant Name	Inspired Entertainment, Inc.
Entity Central Index Key	0001615063
Document Type	10-Q
Trading Symbol	INSE
Document Period End Date	Mar. 31, 2019
Amendment Flag	false
Current Fiscal Year End Date	--09-30
Entity Reporting Status Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Common Stock, Shares Outstanding		22,818,071
Document Fiscal Period Focus	Q2
Document Fiscal Year Focus	2019