Capital Stock (Tables)

12 Months Ended

Dec. 31, 2019

Equity [Abstract]

Schedule of changes in outstanding Common Stock

Changes in outstanding common stock were as follows:

(In thousands of shares)	2019	2018	2017
Outstanding, beginning of year	106,363	104,572	99,843
Shares issued for exercise of options	281	603	416
Shares issued for time vested restricted stock (net of forfeitures)	53	1,188	952
Shares issued for acquisition	—	—	3,361
Outstanding, end of year	106,697	106,363	104,572