Number Of Non Employee Directors on the Eclipse Board.

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Number of officers.

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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Estimated period over which an employee is required to provide service in exchange for the equity-based payment award, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Number of shares authorized for issuance under share-based payment arrangement.

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Number of shares issued under share-based payment arrangement.

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Percentage of vesting of award under share-based payment arrangement.

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Stock-Based Compensation - Additional Information (Detail) $ in Millions					3 Months Ended
	Aug. 02, 2019 Director shares	Jun. 18, 2019 Director shares	Feb. 28, 2019 Officer shares	May 16, 2018 Director shares	Mar. 31, 2020 USD ($) shares
Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation awards, requisite service period					3 years
Unrecognized compensation cost \| $					$ 2.0
Weighted average period for units to vest					1 year
Performance Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation awards, requisite service period					3 years
Unrecognized compensation cost \| $					$ 1.5
Weighted average period for units to vest					2 years
Restricted Stock [Member] \| Director \| May 2018 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of common stock issued				15,476
Number of non employee directors \| Director				3
Restricted Stock [Member] \| Director \| June 2019 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of common stock issued		53,328
Number of non employee directors \| Director		8
Restricted Stock [Member] \| Officer [Member] \| February 2019 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of common stock issued			70,409
Number of officers \| Officer			2
Restricted Stock [Member] \| Officer [Member] \| February 2019 [Member] \| August 28, 2019 and February 28, 2020 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage			25.00%
Restricted Stock [Member] \| Officer [Member] \| February 2019 [Member] \| August 28, 2020 and February 28, 2021 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage			50.00%
Unrestricted Stock [Member] \| Director \| August 2019 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of common stock issued	26,935
Number of non employee directors \| Director	4
Restricted and Unrestricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost \| $					$ 0.6
2019 Long-Term Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized to be issue					2,650,000
Number of shares are available for future grants					1,745,810