Summary of Significant Accounting Policies (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016 USD ($) customer letter_of_credit	Jun. 30, 2015 USD ($) customer	Jun. 30, 2016 USD ($) letter_of_credit	Jun. 30, 2015 USD ($) customer
Revenues attributable to sales [Line Items]
Number of Major Customers | customer	1	2		2
Line of Credit Maintained			$ 1,000
Number of Letter of Credit | letter_of_credit	1		1
Letters of Credit Outstanding, Amount	$ 113		$ 113
Early Contract Termination Charge		$ 10,000
Decrease in Capital Lease Obligations		15,300
Lease termination charges	$ 0	$ 3,337	$ 0	$ 3,337
Significant Customers [Member]
Revenues attributable to sales [Line Items]
Percentage of net revenue	29.90%	38.90%	36.20%	37.00%
Significant Customers [Member] | Avnet [Member]
Revenues attributable to sales [Line Items]
Percentage of net revenue	29.90%	28.20%	28.30%	27.70%