Stock-Based Compensation (Schedule of Stock Option Activity) (Details) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($) $ / shares shares
Number of Shares
Outstanding at beginning of period (in shares) | shares	1,780
Granted (in shares) | shares	0
Exercised (in shares) | shares	0
Forfeited and expired (in shares) | shares	(540)
Outstanding at end of period (in shares) | shares	1,240
Weighted Average Exercise
Outstanding at beginning of period (in usd per share) | $ / shares	$ 14.10
Granted (in usd per share) | $ / shares	0
Exercised (in usd per share) | $ / shares	0
Forfeited and expired (in usd per share) | $ / shares	13.34
Outstanding at end of period (in usd per share) | $ / shares	$ 14.43
Weighted Average Remaining Contractual Term (in years)	6 years 6 months
Aggregate Intrinsic Value (in thousands) | $	$ 0