Common Stock Common Stock Issued and Outstanding (Tables)

12 Months Ended

Dec. 31, 2019

Equity [Abstract]

Schedule of Stock by Class [Table Text Block]

The following table reflects the changes in the Company's common stock issued and outstanding:

For the Year Ended
(in thousands)	Issued	Treasury		Outstanding
Balance at December 31, 2016	282,318	(63,317	)	219,001
Shares issued under the 2015 Equity Incentive Plan	15,856	—		15,856
Employee taxes paid on withholding shares	—	(2,319	)	(2,319	)
Common stock repurchases	—	(1,599	)	(1,599	)
Balance at December 31, 2017	298,174	(67,235	)	230,939
Shares issued under the 2015 Equity Incentive Plan	11,562	—		11,562
Employee taxes paid on withholding shares	—	(2,758	)	(2,758	)
Balance at December 31, 2018	309,736	(69,993	)	239,743
Shares issued under the 2015 Equity Incentive Plan	5,832	—		5,832
Employee taxes paid on withholding shares	—	(2,113	)	(2,113	)
Assets acquisition	240	—		240
Common stock repurchases (Note 8)	—	(853	)	(853	)
Balance at December 31, 2019	315,808	(72,959	)	242,849