Earnings Per Share (Tables)
|9 Months Ended|
Sep. 30, 2018
|Earnings Per Share [Abstract]|
|Calculation of Basic and Diluted Net Earnings Per Common Share||
The following table sets forth the calculation of basic and diluted net earnings per common share ($ in millions, except shares in thousands and per share data in dollars):
Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef