Stockholders' Equity (Deficit) (Details 2) - USD ($) $ in Millions	Sep. 30, 2015	Jun. 30, 2015	Sep. 30, 2014	Jun. 30, 2014
Accumulated Other Comprehensive Income
Foreign translation adjustments	$ 4.8	$ 6.5	$ 7.8	$ 9.4
Maximum
Accumulated Other Comprehensive Income
Net unrealized gains (losses) on available for sale securities	$ 0.1	$ (0.1)	$ 0.1	$ 0.1

Accumulated adjustment, net of tax, that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency from the functional currency of the reporting entity, net of reclassification of realized foreign currency translation gains or losses.

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