Earnings Per Share (Tables)
|3 Months Ended|
Mar. 31, 2018
|Earnings Per Share [Abstract]|
|Summary of Basic and Diluted Weighted-Average Shares Outstanding||
Basic and diluted weighted-average shares outstanding are as follows:
Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit).
Reference 1: http://www.xbrl.org/2003/role/presentationRef