Fair Value of Financial Instruments (Tables)

6 Months Ended

Mar. 31, 2017

Fair Value of Financial Instruments

Summary of change in fair value of liability

the following table summarizes the change in fair value of our Level 3 contingent consideration liability (in thousands):

		DTECH		H4		TeraLogics (Contract Extensions)		TeraLogics (Revenue Targets)		GATR		Total
Balance as of September 30, 2016	$	2,000	$	567	$	1,400	$	4,100	$	3,200	$	11,267
Cash paid to seller		—		—		—		(2,500)		—		(2,500)
Total remeasurement (gain) loss recognized in earnings		(700)		(114)		100		(200)		(400)		(1,314)
Balance as of December 31, 2016	$	1,300	$	453	$	1,500	$	1,400	$	2,800	$	7,453
Total remeasurement (gain) loss recognized in earnings		100		20		100		200		(1,300)		(880)
Balance as of March 31, 2017	$	1,400	$	473	$	1,600	$	1,600	$	1,500	$	6,573

Summary of assets and liabilities measured and recorded at fair value on Balance Sheet on a recurring basis

The following table presents assets and liabilities measured and recorded at fair value on our balance sheets on a recurring basis (in thousands):

	March 31, 2017								September 30, 2016
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Assets
Cash equivalents	$	81,195	$	—	$	—	$	81,195	$	57,455	$	—	$	—	$	57,455
Marketable securities		—		18,843		—		18,843		—		12,996		—		12,996
Current derivative assets		—		1,952		—		1,952		—		14,770		—		14,770
Noncurrent derivative assets		—		821		—		821		—		1,201		—		1,201
Marketable securities in rabbi trust		136		—		—		136		4		—		—		4
Total assets measured at fair value	$	81,331	$	21,616	$	—	$	102,947	$	57,459	$	28,967	$	—	$	86,426
Liabilities
Current derivative liabilities		—		2,260		—		2,260		—		13,752		—		13,752
Noncurrent derivative liabilities		—		821		—		821		—		1,334		—		1,334
Contingent consideration to seller of GATR		—		—		1,500		1,500		—		—		3,200		3,200
Contingent consideration to seller of TeraLogics - contract extensions		—		—		1,600		1,600		—		—		1,400		1,400
Contingent consideration to seller of TeraLogics - revenue targets		—		—		1,600		1,600		—		—		4,100		4,100
Contingent consideration to seller of H4 Global		—		—		473		473		—		—		567		567
Contingent consideration to seller of DTECH		—		—		1,400		1,400		—		—		2,000		2,000
Total liabilities measured at fair value	$	—	$	3,081	$	6,573	$	9,654	$	—	$	15,086	$	11,267	$	26,353

Schedule of estimated fair value and carrying value of our long-term debt

The following table presents the estimated fair value and carrying value of our long-term debt (in millions):

	March 31,		September 30,
	2017		2016
Fair value	$	199.9	$	210.0
Carrying value	$	200.8	$	201.0