Summary Of Significant Accounting Policies (Tables)

12 Months Ended

Sep. 30, 2017

Deferred revenue consisted of the following:



	September 30,
	2017		2016
	(in thousands)
Deferred subscription revenue	$	193,376	$	102,847
Deferred support revenue	256,999		297,684
Deferred perpetual license revenue	1,773		4,151
Deferred professional services revenue	6,759		8,975
Total deferred revenue	$	458,907	$	413,657

The amortized cost and fair value of marketable securities as of September 30, 2017 and 2016 were as follows:



	September 30, 2017
	Amortized cost		Gross unrealized gains		Gross unrealized losses			Fair value
	(in thousands)
Certificates of deposit	$	240	$	—	$	—		$	240
Corporate notes/bonds	47,811		2		(140		)	47,673
U.S. government agency securities	2,407		—		(5		)	2,402
	$	50,458	$	2	$	(145	)	$	50,315



	September 30, 2016
	Amortized cost		Gross unrealized gains		Gross unrealized losses			Fair value
	(in thousands)
Certificates of deposit	$	681	$	—	$	—		$	681
Commercial paper	11,945		—		(20		)	11,925
Corporate notes/bonds	34,701		—		(100		)	34,601
U.S. government agency securities	2,411		—		(2		)	2,409
	$	49,738	$	—	$	(122	)	$	49,616

As of September 30, 2016, all securities were held for less than twelve months.



	September 30, 2017
	Less than twelve months					Greater than twelve months					Total
	Fair Value		Gross unrealized loss			Fair Value		Gross unrealized loss			Fair Value		Gross unrealized loss
	(in thousands)
Certificates of deposit	$	240	$	—		$	—	$	—		$	240	$	—
Corporate notes/bonds	15,254		(43		)	28,885		(97		)	44,139		(140		)
US government agency securities	—		—			2,402		(5		)	2,402		(5		)
	$	15,494	$	(43	)	$	31,287	$	(102	)	$	46,781	$	(145	)

The following table presents our available-for-sale marketable securities by contractual maturity date, as of September 30, 2017 and 2016.



	September 30, 2017				September 30, 2016
	Amortized cost		Fair value		Amortized cost		Fair value
	(in thousands)				(in thousands)
Due in one year or less	$	18,274	$	18,244	$	18,585	$	18,549
Due after one year through three years	32,184		32,071		31,153		31,067
	$	50,458	$	50,315	$	49,738	$	49,616

Our significant financial assets and liabilities measured at fair value on a recurring basis as of September 30, 2017 and 2016 were as follows:



	September 30, 2017
	Level 1		Level 2		Level 3		Total
	(in thousands)
Financial assets:
Cash equivalents (1)	$	49,845	$	—	$	—	$	49,845
Marketable securities
Certificates of deposit	—		240		—		240
Corporate notes/bonds	47,673		—		—		47,673
U.S. government agency securities	—		2,402		—		2,402
Forward contracts	—		1,163		—		1,163
	$	97,518	$	3,805	$	—	$	101,323
Financial liabilities:
Contingent consideration related to acquisitions	$	—	$	—	$	8,400	$	8,400
Forward contracts	—		4,347		—		4,347
	$	—	$	4,347	$	8,400	$	12,747



	September 30, 2016
	Level 1		Level 2		Level 3		Total
	(in thousands)
Financial assets:
Cash equivalents (1)	$	60,139	$	—	$	—	$	60,139
Marketable securities
Certificates of deposit	—		681		—		681
Commercial paper	—		11,925		—		11,925
Corporate notes/bonds	34,601		—		—		34,601
U.S. government agency securities	—		2,409		—		2,409
Forward contracts	—		260		—		260
	$	94,740	$	15,275	$	—	$	110,015
Financial liabilities:
Contingent consideration related acquisitions	$	—	$	—	$	19,570	$	19,570
Forward contracts	—		3,170		—		3,170
	$	—	$	3,170	$	19,570	$	22,740

(1) Money market funds and time deposits.

Changes in the fair value of Level 3 contingent consideration liability associated with these acquisitions were as follows:



	Contingent Consideration
	(in thousands)
	ThingWorx			ColdLight			Kepware			Total
Balance at October 1, 2015	$	9,000		$	4,000		$	—		$	13,000
Contingent consideration at acquisition	—			—			16,900			16,900
Change in fair value of contingent consideration	—			1,000			170			1,170
Payment of contingent consideration	(9,000		)	(2,500		)	—			(11,500		)
Balance at October 1, 2016	—			2,500			17,070			19,570
Change in fair value of contingent consideration	—			—			930			930
Payment of contingent consideration	—			(2,500		)	(9,600		)	(12,100		)
Balance at September 30, 2017	$	—		$	—		$	8,400		$	8,400

The following table presents the calculation for both basic and diluted EPS:



	Year ended September 30,
	2017		2016			2015
	(in thousands, except per share data)
Net income (loss)	$	6,239	$	(54,465	)	$	47,557
Weighted average shares outstanding	115,523		114,612			114,775
Dilutive effect of employee stock options, restricted shares and restricted stock units	1,833		—			1,237
Diluted weighted average shares outstanding	117,356		114,612			116,012
Basic earnings (loss) per share	$	0.05	$	(0.48	)	$	0.41
Diluted earnings (loss) per share	$	0.05	$	(0.48	)	$	0.41