Condensed Consolidated Statements of Cash Flows (unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities:
Net loss	$ (6.9)	$ (3.9)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	0.4	0.5
Share-based compensation	0.4	0.3
Change in operating assets and liabilities (net of liabilities acquired):
Accounts receivables	0.6	(2.0)
Prepaid expenses and other current assets	0.2	0.9
Deferred revenue		(0.2)
Accounts payable and accrued expenses	(5.7)	(1.0)
Accrued severance obligations	(0.6)	(0.8)
Net cash used in operating activities	(11.6)	(6.2)
Purchases of short and long-term investments	(9.9)
Purchases of property and equipment		(0.1)
Net cash used in investing activities	(9.9)	(0.1)
Decrease in cash and cash equivalents	(21.5)	(6.3)
Cash and cash equivalents at beginning of period	81.7	66.8
Effects of exchange rate movements on cash and cash equivalents	(2.5)	0.3
Cash and cash equivalents at end of period	$ 57.7	$ 60.8