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Stock-Based and Other Long-Term Incentive Compensation (Other Long-Term Incentive Compensation) (Details)		9 Months Ended
	Apr. 28, 2020 USD ($) independent_director	Sep. 30, 2020 USD ($) independent_director
Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of independent directors | independent_director		4
Other Long-Term Incentive Compensation
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	$ 1,061,820
Award vesting period	3 years
Share-based compensation expense		$ 252,000
Total unrecognized compensation expense		$ 960,000
Share-based payment arrangement, nonvested award, recognized, period for recognition		2 years 6 months
Other Long-Term Incentive Compensation | Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	$ 50,000
Award vesting period	1 year
Number of independent directors | independent_director	4

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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