Stock-Based Compensation (Schedule of Stock Options Activity) (Details) - Employee Stock Option [Member]	Mar. 31, 2021 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares, Outstanding at beginning of period (in shares) | shares	2,709
Number of shares, Outstanding at end of period (in shares) | shares	2,709
Number of shares, Exercisable at end of period (in shares) | shares	2,709
Weighted Average Grant Date Exercise Price, Outstanding at beginning of period | $ / shares	$ 6.64
Weighted Average Grant Date Exercise Price, Outstanding at end of period | $ / shares	6.64
Weighted Average Exercise Price, Exercisable at end of period | $ / shares	$ 6.64