Selected Quarterly Financial Data (unaudited) (Tables)
|12 Months Ended|
Dec. 31, 2017
|Quarterly Financial Information Disclosure [Abstract]|
|Selected Quarterly Financial Data||
The following is unaudited quarterly financial information for the years ended December 31, 2017 and 2016 (in thousands, except per share amounts).
Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data.
Reference 1: http://www.xbrl.org/2003/role/presentationRef