Quarterly Financial Data (Unaudited) (Details Textual 2) - $ / shares	3 Months Ended
Dec. 31, 2018	Sep. 30, 2018	Mar. 31, 2018
Property, Plant and Equipment [Line Items]
Tax Cuts and Jobs Act, Earnings Per Share, Diluted, Pro Forma Adjustment	$ 0.06	$ 0.01	$ 0.02

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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