Income Taxes (Tables)

12 Months Ended

Jun. 30, 2017

Income Taxes

Schedule of components of loss before provision for income taxes on the accompanying statements of operations and comprehensive loss

        Loss before provision for income taxes on the accompanying statements of operations and comprehensive loss included the following components (in thousands):

	Years Ended June 30,
	2017			2016			2015
Domestic	$	(35,227	)	$	(32,710	)	$	(46,178	)
Foreign		6,686			9,542			8,388
Total worldwide	$	(28,541	)	$	(23,168	)	$	(37,790	)

Schedule of provision for income taxes

        The provision for income taxes consisted of the following (in thousands):

	Years Ended June 30,
	2017			2016			2015
Current:
Federal	$	—		$	—		$	—
State		14			17			33
Foreign		1,292			2,723			1,722
Total current	$	1,306		$	2,740		$	1,755
Deferred:
Federal		—			—			—
State		—			—			—
Foreign		(268	)		(404	)		664
Total deferred		(268	)		(404	)		664
Total provision for income taxes	$	1,038		$	2,336		$	2,419

Schedule of reconciliation of income taxes at the statutory federal income tax rate to the provision for income taxes included in the accompanying consolidated statements of operations and comprehensive loss

        Income tax payable was $1.2 million, $2.3 million and $0.4 million at June 30, 2017, 2016 and 2015, respectively. A reconciliation of income taxes at the statutory federal income tax rate to the provision for income taxes included in the accompanying consolidated statements of operations and comprehensive loss is as follows (in thousands):

	Years Ended June 30,
	2017			2016			2015
U.S. federal taxes (benefit):
At federal statutory rate	$	(9,988	)	$	(8,108	)	$	(13,226	)
State tax, net of federal benefit		14			17			33
Share-based compensation expense		802			701			579
Debt extinguishment		—			338			—
Other non-deductible permanent items		771			877			779
Change in valuation allowance		11,070			10,370			14,744
Credits		(359	)		(795	)		(79	)
Other		83			20			—
Foreign taxes		(1,355	)		(1,084	)		(411	)
Total	$	1,038		$	2,336		$	2,419

Schedule of significant components of net deferred tax assets

        Deferred income taxes reflect the net tax effects of temporary differences between the carrying amounts of assets and liabilities for financial reporting purposes and the amounts used for income tax purposes. Significant components of the Company's net deferred tax assets were as follows (in thousands):

	June 30,
	2017			2016
Deferred tax assets:
Federal and state net operating losses	$	122,465		$	117,524
Accrued expenses and reserves		8,374			6,392
Deferred revenue		5,095			4,853
Credits		18,862			18,168
Share-based compensation expense		5,460			6,323
Capitalized research and development		7,441			5,882
Unicap		2,456			2,666
Fixed assets/intangibles		2,451			(961	)
Other		1,334			859
Total deferred tax assets		173,938			161,706
Deferred tax liabilities:
Debt discount		(494	)		(1,805	)
Section 481 adjustment		(768	)		(1,140	)
Total deferred tax liabilities		(1,262	)		(2,945	)
Valuation allowance		(171,733	)		(158,264	)
Net deferred tax assets	$	943		$	497

Schedule of aggregate changes in the balance of gross unrecognized tax benefits

        The aggregate changes in the balance of gross unrecognized tax benefits were as follows (in thousands):

	Years Ended June 30,
	2017			2016			2015
Balance at beginning of year	$	16,643		$	17,023		$	17,169
Tax positions related to current year:
Additions		1,190			1,811			726
Tax positions related to prior years:
Additions		299			449			29
Reductions		(2,313	)		(2,640	)		(901	)
Balance at end of year	$	15,819		$	16,643		$	17,023