Veloce - Cash Payments and Stock Issuances (Details) - Veloce Technologies Inc - USD ($) shares in Thousands, $ in Thousands	1 Months Ended	3 Months Ended		49 Months Ended
	Jun. 30, 2012	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016
Business Acquisition [Line Items]
Cash payments		$ 8	$ 65	$ 89,400
Value of common stock issued		0	921
Total payments	$ 178,500	$ 8	$ 986	$ 171,900
Shares of common stock issued (in shares)		0	163	11,200