Geographic Sales and Significant Customers (Tables)

9 Months Ended

Jun. 30, 2017

Segment Reporting [Abstract]

Schedule of Revenues by Geographic Region

The following presents revenues by geographic region (in thousands):

	Three months ended June 30,				Nine months ended June 30,
	2017		2016		2017		2016
Americas:
United States	$	269,975	$	256,518	$	791,643	$	737,792
Other	27,331		23,835		84,211		81,574
Total Americas	297,306		280,353		875,854		819,366
EMEA	121,578		117,286		377,779		367,155
Japan	22,128		24,034		71,415		71,345
Asia Pacific	76,825		74,849		226,995		211,819
	$	517,837	$	496,522	$	1,552,043	$	1,469,685

Schedule of Revenue by Major Customers by Reporting Segments

The following distributors of the Company's products accounted for more than 10% of total net revenue:

	Three months ended June 30,				Nine months ended June 30,
	2017		2016		2017		2016
Westcon Group, Inc.	19.1	%	18.8	%	18.6	%	18.9	%
Ingram Micro, Inc.	16.8	%	14.9	%	16.4	%	14.8	%
Tech Data 1	12.2	%	13.7	%	12.4	%	13.6	%
Arrow ECS 2	—		—		10.4	%	10.1	%
1. On February 27, 2017, Tech Data completed the acquisition of Avnet Technology Solutions
2. Arrow ECS accounted for under 10% of total net revenue for the three months ended June 30, 2017 and June 30, 2016

Long-lived Assets by Geographic Areas [Table Text Block]

The Company tracks assets by physical location. Long-lived assets consist of property and equipment, net, and are shown below (in thousands):

	June 30, 2017		September 30, 2016
United States	$	105,599	$	105,480
EMEA	15,544		13,789
Other countries	3,996		3,979
	$	125,139	$	123,248