Segment and Geographic Information and Significant Customers (Tables)

3 Months Ended

Dec. 31, 2018

Segment Reporting [Abstract]

Segment Results Along with Reconciliation of Segment Profit to Income Before Income Taxes

The following table presents segment results along with a reconciliation of segment profit to Income (loss) before income taxes (dollars in thousands):

	Three Months Ended
	December 31,
	2018			2017
Segment revenues:	(ASC 606)			(ASC 605)
Healthcare	$	271,978		$	245,535
Enterprise	129,692			120,599
Automotive	75,182			61,498
Other	18,358			25,563
Total segment revenues	495,210			453,195
Less: acquisition-related revenues adjustments	(1,556		)	(5,971		)
Total revenues	493,654			447,224
Segment profit:
Healthcare	103,922			76,227
Enterprise	44,646			37,277
Automotive	19,385			23,026
Other	5,802			3,318
Total segment profit	173,755			139,848
Corporate expenses and other, net	(35,622		)	(43,571		)
Acquisition-related revenues	(1,556		)	(5,971		)
Stock-based compensation	(34,340		)	(36,225		)
Amortization of intangible assets	(26,731		)	(32,355		)
Acquisition-related costs, net	(2,836		)	(5,561		)
Restructuring and other charges, net	(23,081		)	(13,569		)
Other expenses, net	(30,904		)	(34,100		)
Income (loss) before income taxes	$	18,685		$	(31,504	)

Classification of Revenue By Major Geographic Areas

Revenues, classified by the major geographic areas in which our customers are located, were as follows (dollars in thousands):

	Three Months Ended
	December 31,
	2018		2017
United States	$	383,429	$	338,482
International	110,225		108,742
Total revenues	$	493,654	$	447,224