Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2019

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The following table presents instruments which were not dilutive and were excluded from the computation of diluted EPS in each period, as well as the dilutive common stock equivalent shares which were included in the computation of diluted EPS: 

	Three Months Ended   June 30,		Six Months Ended   June 30,
	2019	2018	2019	2018
	(In thousands)
Non-dilutive instruments	181	140	116	73
Dilutive common stock equivalents	33	91	31	92