Revenue Recognition Revenue, Remaining Performance Obligation (Tables)

12 Months Ended

Sep. 30, 2019

Revenue, Remaining Performance Obligation [Abstract]

Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block]

Remaining Performance Obligations

The following table includes estimated revenue expected to be recognized in the future related to performance obligations that are unsatisfied or partially unsatisfied at September 30, 2019 (dollars in thousands):

	Within One Year		Two to Five Years		Greater than Five Years		Total
Total revenue	$	767,407	$	1,155,910	$	176,498	$	2,099,815

The table above includes fixed backlogs and does not include variable backlog derived from continent usage-based activities, such as royalties and usage-based hosting revenue.