Litigation (Details) - USD ($)	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Loss Contingencies [Line Items]
Investigation, litigation and settlement related (benefit) expenses	$ 0	$ 8,842

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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