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Financial Information for Operation Segments (Detail) (USD $) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012
Revenues: |  |  |  |
Community base rental income | $ 103,157,000 | $ 98,752,000 | $ 305,401,000 | $ 295,185,000
Resort base rental income | 39,932,000 | 36,516,000 | 113,868,000 | 104,503,000
Right-to-use annual payments | 12,323,000 | 12,115,000 | 35,889,000 | 36,087,000
Right-to-use contracts current period, gross | 3,707,000 | 4,494,000 | 9,899,000 | 9,680,000
Right-to-use contracts current period, deferred | (1,856,000) | (2,788,000) | (4,446,000) | (4,680,000)
Utility And Other Income | 16,224,000 | 15,499,000 | 48,694,000 | 48,559,000
Gross revenue from home sales | 5,415,000 | 1,660,000 | 12,328,000 | 5,585,000
Brokered resale revenues, net | 1,395,000 | 990,000 | 4,122,000 | 3,211,000
Rental home income | 3,584,000 | 3,055,000 | 10,576,000 | 8,422,000
Total revenues | 187,966,000 | 175,064,000 | 548,493,000 | 518,392,000
Expenses: |  |  |  |
Property operating and maintenance | 61,782,000 | 58,586,000 | 175,183,000 | 168,444,000
Real estate taxes | 11,584,000 | 11,362,000 | 35,873,000 | 34,729,000
Sales and marketing, gross | 3,842,000 | 3,573,000 | 9,536,000 | 7,848,000
Sales and marketing, deferred commissions, net | (706,000) | (1,277,000) | (1,824,000) | (2,174,000)
Property management | 10,077,000 | 9,358,000 | 30,380,000 | 28,305,000
Cost of home sales | 5,137,000 | 1,804,000 | 11,837,000 | 6,485,000
Home selling expenses | 563,000 | 325,000 | 1,544,000 | 1,051,000
Rental home operating and maintenance | 1,950,000 | 1,713,000 | 5,307,000 | 4,407,000
Total expenses | 195,037,000 | 156,548,000 | 501,687,000 | 477,698,000
Income from operations | (7,071,000) | 18,516,000 | 46,806,000 | 40,694,000
Property Operations Segment [Member] |  |  |  |
Revenues: |  |  |  |
Community base rental income | 103,157,000 | 98,752,000 | 305,401,000 | 295,185,000
Resort base rental income | 39,932,000 | 36,516,000 | 113,868,000 | 104,503,000
Right-to-use annual payments | 12,323,000 | 12,115,000 | 35,889,000 | 36,087,000
Right-to-use contracts current period, gross | 3,707,000 | 4,494,000 | 9,899,000 | 9,680,000
Right-to-use contracts current period, deferred | (1,856,000) | (2,788,000) | (4,446,000) | (4,680,000)
Utility And Other Income | 16,224,000 | 15,499,000 | 48,694,000 | 48,559,000
Ancillary services revenues, net | 1,170,000 | 732,000 | 3,282,000 | 2,294,000
Total revenues | 174,657,000 | 165,320,000 | 512,587,000 | 491,628,000
Expenses: |  |  |  |
Property operating and maintenance | 61,782,000 | 58,586,000 | 175,183,000 | 168,444,000
Real estate taxes | 11,584,000 | 11,362,000 | 35,873,000 | 34,729,000
Sales and marketing, gross | 3,842,000 | 3,573,000 | 9,536,000 | 7,848,000
Sales and marketing, deferred commissions, net | (706,000) | (1,277,000) | (1,824,000) | (2,174,000)
Property management | 10,077,000 | 9,358,000 | 30,380,000 | 28,305,000
Total expenses | 86,579,000 | 81,602,000 | 249,148,000 | 237,152,000
Income from operations | 88,078,000 | 83,718,000 | 263,439,000 | 254,476,000
Home Sales and Rentals Operations segment |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Site Rental Income | 9,700,000 | 8,400,000 | 28,900,000 | 23,700,000
Revenues: |  |  |  |
Gross revenue from home sales | 5,415,000 | 1,660,000 | 12,328,000 | 5,585,000
Brokered resale revenues, net | 225,000 | 258,000 | 840,000 | 917,000
Rental home income | 3,584,000 | 3,055,000 | 10,576,000 | 8,422,000
Total revenues | 9,224,000 | 4,973,000 | 23,744,000 | 14,924,000
Expenses: |  |  |  |
Cost of home sales | 5,137,000 | 1,804,000 | 11,837,000 | 6,485,000
Home selling expenses | 563,000 | 325,000 | 1,544,000 | 1,051,000
Rental home operating and maintenance | 1,950,000 | 1,713,000 | 5,307,000 | 4,407,000
Total expenses | 7,650,000 | 3,842,000 | 18,688,000 | 11,943,000
Income from operations | $ 1,574,000 | $ 1,131,000 | $ 5,056,000 | $ 2,981,000

X
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