Deferred Income Tax Expense (Benefit), Reversal of Net Deferred Tax Liabilities

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Represents the distributed portion of income that has been distributed and incurred no federal income tax.

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Dividend Income, Securities, Operating, Tax Exempt Current Year Amount

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Income Taxes [Line Items]

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Represents the taxable income before a REIT distribution.

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Represents the portion of taxable income that is subject to federal income tax.

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Amount of operating dividend income on securities exempt from state, federal and other income tax.

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Amount of paid and unpaid cash, stock, and paid-in-kind (PIK) dividends declared, for example, but not limited to, common and preferred stock.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations, attributable to increase (decrease) in the income tax rates.

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The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests.

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Cash outflow in the form of ordinary dividends to common shareholders, preferred shareholders and noncontrolling interests, generally out of earnings.

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The net unrealized appreciation or depreciation.

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Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Jan. 31, 2016	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income Taxes [Line Items]
Distributed portion of taxable income, percent		100.00%
Income tax expense (benefit) from reversal of net deferred tax liabilities		$ (1.7)
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount		(9.4)
Taxable income prior to distribution		210.2	$ 369.0	$ 194.0
Total dividend			273.1	241.2
Dividend Income, Securities, Operating, Tax Exempt Current Year Amount		6.4
ESH REIT's assets		94.4
Capital Gains [Member]
Income Taxes [Line Items]
Total dividend		113.0
Ordinary Taxable Income [Member]
Income Taxes [Line Items]
Total dividend		$ 160.1
Domestic Tax Authority [Member]
Income Taxes [Line Items]
Federal net operating loss carryforward utilized			$ 18.6
Common Class A [Member]
Income Taxes [Line Items]
Approximate percentage of ownership of common stock			55.00%
ESH REIT [Member]
Income Taxes [Line Items]
Approximate percentage of ownership of common stock		56.00%
Distributed portion of taxable income, percent		100.00%	95.00%
Income tax expense (benefit) from reversal of net deferred tax liabilities		$ (2.3)
Undistributed taxable income, percent		5.00%
Taxable income prior to distribution		$ 210.2	$ 369.0	194.0
Payments of Ordinary Dividends		280.9
Total dividend			273.1	241.2
Capital gain dividend		9.4	77.1
Dividend Income, Securities, Operating, Tax Exempt Current Year Amount		6.4
Dividend distributions in cash	$ 86.5	281.4	273.1	$ 241.2
ESH REIT's assets		94.4
ESH REIT [Member] \| Capital Gains [Member]
Income Taxes [Line Items]
Total dividend		113.0
ESH REIT [Member] \| Ordinary Taxable Income [Member]
Income Taxes [Line Items]
Total dividend		$ 160.1
ESH REIT [Member] \| Domestic Tax Authority [Member]
Income Taxes [Line Items]
Federal net operating loss carryforward utilized			$ 18.6
ESH REIT [Member] \| Common Class A [Member]
Income Taxes [Line Items]
Approximate percentage of ownership of common stock		56.00%	55.00%