Recent Accounting Pronouncements - Schedule of Effect of Adoption of Topic 606 On Condensed Consolidated Balance Sheet (Unaudited) (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Jun. 30, 2016
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Accounts receivable, net	$ 188,408		$ 93,115
Inventories	77,756		47,410
Total current assets	396,000		298,842
Other assets	43,348		25,065
Total assets	740,485		459,700
Accrued warranty	12,812	$ 13,010	10,584	$ 10,603	$ 10,790	$ 9,998
Other accrued liabilities	77,042		37,044
Total current liabilities	363,706		213,205
Accumulated deficit	(822,446)		(781,286)
Total stockholders’ equity	112,925		125,678
Total liabilities and stockholders’ equity	$ 740,485		459,700
As Reported
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Accounts receivable, net			120,770
Inventories			45,880
Total current assets			324,967
Other assets			22,586
Total assets			483,346
Accrued warranty			10,007
Other accrued liabilities			36,713
Deferred distributors revenue, net of cost of sales to distributors			43,525
Total current liabilities			255,822
Accumulated deficit			(800,257)
Total stockholders’ equity			106,707
Total liabilities and stockholders’ equity			483,346
Adjustment | Topic 606
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Accounts receivable, net			(27,655)
Inventories			1,530
Total current assets			(26,125)
Other assets			2,479
Total assets			(23,646)
Accrued warranty			577
Other accrued liabilities			331
Deferred distributors revenue, net of cost of sales to distributors			(43,525)
Total current liabilities			(42,617)
Accumulated deficit			18,971
Total stockholders’ equity			18,971
Total liabilities and stockholders’ equity			$ (23,646)