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The number of joint venture sites.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

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Total investments in (A) an entity in which the entity has significant influence, but does not have control, (B) subsidiaries that are not required to be consolidated and are accounted for using the equity and or cost method, and (C) an entity in which the reporting entity shares control of the entity with another party or group. Includes long-term advances receivable from a party that is affiliated with the reporting entity by means of direct or indirect ownership.

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For an unclassified balance sheet, reflects the carrying amount of unpaid loan amounts due from related parties at the balance sheet date.

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The cash outflow associated with the investment in or advances to an entity in which the reporting entity shares control of the entity with another party or group.

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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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Investment in Unconsolidated Joint Ventures - Additional Information (Detail) $ in Thousands			3 Months Ended		9 Months Ended
	Aug. 08, 2017 USD ($)	Jun. 15, 2017 USD ($) joint_venture_site	Sep. 30, 2017 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2017 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2017 joint_venture_site	Sep. 30, 2017	Sep. 30, 2017 site	Dec. 31, 2016 USD ($)
Schedule of Equity Method Investments [Line Items]
Investments					$ 33,479	$ 5,000
Loans receivable		$ 13,800
Loans receivable, interest rate (percentage)		5.00%
Number of Sites (d)							2		5,941
Economic Interest ( in percentage)								65.00%
Investment in unconsolidated joint ventures			$ 52,966		52,966					$ 19,369
Joint Venture Income/(Loss) for the Nine Months Ended			686	$ 496	2,876	2,142
Distributions, including those in excess of basis					2,711	5,511
Proceeds from Equity Investment, Distributions, amount in excess of basis			100		600
Florida Atlantic Holdings, LLC
Schedule of Equity Method Investments [Line Items]
Investments	$ 30,000
Economic Interest ( in percentage)	49.00%
Crosswinds
Schedule of Equity Method Investments [Line Items]
Investments		$ 2,200
Economic Interest ( in percentage)		49.00%						49.00%
Various \| Meadows
Schedule of Equity Method Investments [Line Items]
Number of Sites (d) \| site									1,077
Economic Interest ( in percentage)								50.00%
Investment in unconsolidated joint ventures			170		170					510
Joint Venture Income/(Loss) for the Nine Months Ended					1,610	1,026
Various \| ECHO JV
Schedule of Equity Method Investments [Line Items]
Number of Sites (d) \| site									0
Economic Interest ( in percentage)								50.00%
Investment in unconsolidated joint ventures			15,525		15,525					15,427
Joint Venture Income/(Loss) for the Nine Months Ended					231	(36)
Florida \| Lakeshore
Schedule of Equity Method Investments [Line Items]
Number of Sites (d) \| site									720
Investment in unconsolidated joint ventures			2,170		2,170					56
Joint Venture Income/(Loss) for the Nine Months Ended					10	250
Florida \| Loggerhead
Schedule of Equity Method Investments [Line Items]
Number of Sites (d) \| site									2,343
Economic Interest ( in percentage)								49.00%
Investment in unconsolidated joint ventures			31,646		31,646					0
Joint Venture Income/(Loss) for the Nine Months Ended					230	0
Arizona \| Voyager
Schedule of Equity Method Investments [Line Items]
Number of Sites (d) \| site									1,801
Economic Interest ( in percentage)								50.00%
Investment in unconsolidated joint ventures			$ 3,455		3,455					$ 3,376
Joint Venture Income/(Loss) for the Nine Months Ended					$ 795	$ 902
Recreational Vehicle Resort \| Voyager
Schedule of Equity Method Investments [Line Items]
Economic Interest ( in percentage)								50.00%
Servicing Assets \| Voyager
Schedule of Equity Method Investments [Line Items]
Economic Interest ( in percentage)								33.00%
Corporate Joint Venture \| Crosswinds
Schedule of Equity Method Investments [Line Items]
Number of sites acquired \| joint_venture_site		376
Purchase price		$ 18,400