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Net Earnings Per Common Share - Narrative (Details) - shares shares in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Earnings per share [abstract]
Potentially anti-dilutive securities (in shares)	36,834	23,458	17,547

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- Definition

Antidilutive Securities Excluded From Computation Of Earnings Per Share, Amount1

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No definition available.

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Balance Type:	na
Period Type:	duration

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No definition available.

+ Details

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