Recent Relevant Accounting Standards (Details) $ in Thousands	3 Months Ended
Mar. 31, 2017 USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Retained earnings	$ 6,538
ASU No. 2016-09 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Retained earnings	$ 6,500

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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