Stock-Based Compensation Plans (Schedule of Company's Stock Options Outstanding) (Details) $ / shares in Units, $ in Thousands	6 Months Ended
	Jun. 30, 2019 USD ($) $ / shares shares
Number of Shares
Balance options outstanding, beginning (in shares) | shares	9,000
Granted (in shares) | shares	0
Exercised (in shares) | shares	(9,000)
Forfeited (in shares) | shares	0
Expired (in shares) | shares	0
Balance options outstanding, end (in shares) | shares	0
Exercisable, end of period (in shares) | shares	0
Weighted- Average Exercise Price
Balance, beginning (in dollars per share) | $ / shares	$ 14.35
Granted (in dollars per share) | $ / shares	0
Exercised (in dollars per share) | $ / shares	14.35
Forfeited (in dollars per share) | $ / shares	0
Expired (in dollars per share) | $ / shares	0
Balance, ending (in dollars per share) | $ / shares	0
Exercisable (in dollars per share) | $ / shares	$ 0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Weighted- Average Contractual Term (years), outstanding	0 years
Weighted- Average Contractual Term (years), exercisable	0 years
Aggregate Intrinsic Value, outstanding | $	$ 0
Aggregate Intrinsic Value, exercisable | $	$ 0