Weighted Average Common Shares (Tables)

9 Months Ended

Sep. 30, 2018

Earnings Per Share, Basic and Diluted [Abstract]

Weighted Average Common Share Amounts

The following table provides a reconciliation of the weighted average number of common shares used in the calculation of basic and diluted earnings per share (in thousands): 

	For the Three Months		For the Nine Months
	Ended September 30,		Ended September 30,
	2018	2017	2018	2017
Weighted average common shares for basic earnings per share	99,071	96,883	99,055	79,778
Effect of dilutive securities: unvested share awards	—	75	20	74
Weighted average common shares for diluted earnings per share (1)	99,071	96,958	99,075	79,852