Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2020

Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

The denominators of the basic and diluted earnings per share computations are as follows (in thousands):

	Three Months Ended March 31,
	2020	2019
Weighted-average common shares outstanding—basic	89,429	89,309
Dilutive effect of potential common shares	150	—
Weighted-average common shares outstanding—diluted	89,579	89,309