Selected Quarterly Financial Information (Unaudited) (Tables)
|12 Months Ended|
Dec. 31, 2019
|Selected Quarterly Financial Information (Unaudited) [Abstract]|
|Schedule of Quarterly Financial Information||
(1)During the fourth quarter of 2019, the prior 2019 quarterly revenue and operating expense amounts were reclassified for consistency to conform to the fourth quarter 2019 presentation.
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/disclosureRef