Represents the number of units accrued under dividend equivalents.

No definition available.

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that are scheduled to vest.

+ References

No definition available.

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- Definition

Number of vested equity instruments other than options outstanding.

+ References

No definition available.

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- Definition

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

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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-SubTopic 10
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- Definition

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

+ References

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

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.

+ References

No definition available.

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Stock-Based Compensation - Restricted Stock Units (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		86 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020
Restricted Stock Units
Stock-based compensation
Number of vested units	271,938		271,938		271,938
Compensation expense recognized	$ 700		$ 1,200	$ 900
Period to recognize unrecognized compensation expense			2 years 4 months 24 days
Equity Plan
Stock-based compensation
Units granted					597,008
Accrued dividend equivalent units	2,596		2,596		2,596
Equity Plan \| Restricted Stock Units
Stock-based compensation
Number of unvested units	325,070		325,070		325,070
Compensation expense recognized		$ 400
Unrecognized compensation expense	$ 4,400		$ 4,400		$ 4,400
Equity Plan \| Restricted Stock Units \| 2020 (remaining six months)
Stock-based compensation
Number of Units to Vest	18,504		18,504		18,504
Equity Plan \| Restricted Stock Units \| 2021
Stock-based compensation
Number of Units to Vest	166,141		166,141		166,141
Equity Plan \| Restricted Stock Units \| 2022
Stock-based compensation
Number of Units to Vest	82,892		82,892		82,892
Equity Plan \| Restricted Stock Units \| 2023
Stock-based compensation
Number of Units to Vest	57,533		57,533		57,533
Executives \| Equity Plan \| Restricted Stock Units
Stock-based compensation
Units granted					597,008