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Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting, Number of Equal Annual Installments

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Share based compensation arrangement by share based payment award equity instruments other than options nonvested spin off in period.

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Share-Based Payments, Performance Award Vesting Condition Metric, Normalized Funds From Operations, Minimum

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Stockholders' Equity Note, Spinoff Transaction, Restricted Stock Award Conversion Ratio

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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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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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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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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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued 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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- 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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- 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.

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No definition available.

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Stock-Based Compensation - Narrative (Details) $ / shares in Units, $ in Millions		1 Months Ended			9 Months Ended
	Jun. 01, 2014 company shares	Apr. 30, 2020 $ / shares shares	Mar. 31, 2020 installment $ / shares shares	Jan. 31, 2020 installment $ / shares shares	Sep. 30, 2020 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of separate and independent companies after spin-off \| company	2
Unamortized stock-based compensation expense related to unvested awards \| $					$ 6.5
Weighted average remaining vesting period related to expense recognition					2 years 6 months
Ensign Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock award conversion ratio related to the spin-off	1
Restricted Stock Award \| Ensign Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock awards unvested during spin-off (in shares)	207,580
Unvested stock awards outstanding (in shares)					1,760
Restricted Stock Award \| Officers and Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of awards granted (in shares)			107,790	27,000
Award grant date fair value (in usd per share) \| $ / shares			$ 19.06	$ 22.18
Number of equal annual vesting installments \| installment			4	4
Restricted Stock Award \| Board of Directors
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of awards granted (in shares)		27,611
Award grant date fair value (in usd per share) \| $ / shares		$ 16.48
Performance Stock Award \| Officers
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of awards granted (in shares)			107,790
Award grant date fair value (in usd per share) \| $ / shares			$ 19.06
Vesting metric, Normalized Funds from Operations, minimum			5.00%
Minimum \| Performance Stock Award \| Officers
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period range (in years)			1 year
Maximum \| Performance Stock Award \| Officers
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period range (in years)			4 years