Stock Based Awards and Other Equity Instruments - Summary of Stock Option (Parenthetical) (Details)	9 Months Ended
Sep. 30, 2015 shares
Stock Options
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options non converted into shares due to net share settlement	1,769,209

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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