Per Share Data (Tables)

9 Months Ended

Sep. 30, 2019

A reconciliation of basic and diluted common shares used in the computation of per share data follows:



	Three Months Ended September 30,		Nine Months Ended September 30, 2019
	2019	2018	2019	2018
Basic weighted-average shares	143,092,912	196,381,910	143,281,873	196,281,283
Effect of dilutive securities:
Options to purchase common stock	4,310,499	10,616,368	—	—
Restricted shares of common stock	556,598	1,388,958	—	—
Dilutive potential common shares	4,867,097	12,005,326	—	—
Weighted average common shares outstanding and dilutive potential common shares	147,960,009	208,387,236	143,281,873	196,281,283