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Organization and Summary of Significant Accounting Policies (Textual) (Details) $ / shares in Units, ft² in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2016 USD ($) $ / shares | Dec. 31, 2015 USD ($) shares | Dec. 31, 2014 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2016 shares | Dec. 31, 2016 | Dec. 31, 2016 Property | Dec. 31, 2016 ft² | Dec. 31, 2016 Communities | Sep. 30, 2016 USD ($)
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Preferred Stock, Shares Outstanding | shares |  |  |  |  | 867,846 |  |  |  |  |
General partners' capital account, units outstanding | shares |  | 75,408,571 |  |  | 113,518,212 |  |  |  |  |
Limited Liability (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest | 0.9641544705 |  |  |  |  |  |  |  |  |
Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest |  | 94.80% |  |  |  |  |  |  |  |
Number of Real Estate Properties |  |  |  |  |  |  | 303 |  | 302 |
Advertising expenses | $ 13,000,000 | $ 13,500,000 | $ 12,400,000 |  |  |  |  |  |  |
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months |  |  |  | $ 28,700,000 |  |  |  |  |  |
Finite-Lived Intangible Assets, Amortization Expense, Year Three |  |  |  | 2,000,000 |  |  |  |  |  |
Finite-Lived Intangible Assets, Amortization Expense, Year Four |  |  |  | 1,600,000 |  |  |  |  |  |
Finite-Lived Intangible Assets, Amortization Expense, Year Five |  |  |  | 800,000 |  |  |  |  |  |
Finite-Lived Intangible Assets, Amortization Expense, after Year Five |  |  |  | 500,000 |  |  |  |  |  |
Preferred Stock, Redemption Price Per Share | $ / shares | $ 50.00 |  |  |  |  |  |  |  |  |
Furniture, fixtures and equipment |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Estimated useful lives (years) | 5 years |  |  |  |  |  |  |  |  |
Leases, Acquired-in-Place |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Amortization period of in-place leases and residential relationships (months) | 6 months |  |  |  |  |  |  |  |  |
Lease Intangibles, Gross |  | 6,100,000 | 8,300,000 |  |  |  |  |  |  | $ 42,400,000
Accumulated amortization |  | 2,300,000 | 1,800,000 |  |  |  |  |  |  | $ 7,300,000
Depreciation and amortization | $ 8,700,000 | $ 5,000,000 | 24,500,000 |  |  |  |  |  |  |
Minimum |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Percentage of ownership interests of all consolidated subsidiaries (percent) |  |  |  |  |  | 93.00% |  |  |  |
Minimum | Land improvements and buildings |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Estimated useful lives (years) | 8 years |  |  |  |  |  |  |  |  |
Minimum | Computer and software |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Estimated useful lives (years) | 3 years |  |  |  |  |  |  |  |  |
Maximum |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Percentage of ownership interests of all consolidated subsidiaries (percent) |  |  |  |  |  | 100.00% |  |  |  |
Maximum self insurance reserve for workers' compensation claims |  |  |  | 500,000 |  |  |  |  |  |
Maximum self insurance reserve for general liability claims |  |  |  | 100,000 |  |  |  |  |  |
Maximum | Land improvements and buildings |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Estimated useful lives (years) | 40 years |  |  |  |  |  |  |  |  |
Maximum | Computer and software |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Estimated useful lives (years) | 5 years |  |  |  |  |  |  |  |  |
Development Properties |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Number of Real Estate Properties | Communities |  |  |  |  |  |  |  |  | 9 |
Number of units under development community | Property |  |  |  |  |  |  | 2,816 |  |  |
Number of units in real estate property | Property |  |  |  |  |  |  | 700 |  |  |
Development Properties | Expected Costs |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Development and capital improvements in progress |  |  |  | 561,800,000 |  |  |  |  |  |
Development Properties | Costs Incurred to Date |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Development and capital improvements in progress |  |  |  | 366,500,000 |  |  |  |  |  |
Retail |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Number of Real Estate Properties | Property |  |  |  |  |  |  | 29 |  |  |
Square footage of real estate property (square foot) | ft² |  |  |  |  |  |  |  | 601 |  |
Commercial Properties |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Number of Real Estate Properties | Property |  |  |  |  |  |  | 4 |  |  |
Square footage of real estate property (square foot) | ft² |  |  |  |  |  |  |  | 269 |  |
Colonial Grand at McKinney |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  | 35.00% |  |  |  |
Real Estate Investments, Joint Ventures |  |  |  | 44,500,000 |  |  |  |  |  |
Post River North [Member] |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Number of units in real estate property |  |  |  |  |  | 358 |  |  |  |
Percentage of ownership interests of all consolidated subsidiaries (percent) |  |  |  |  |  | 92.50% |  |  |  |
Parent Company [Member] |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Preferred Stock, Shares Outstanding | shares |  | 0 |  |  | 867,846 |  |  |  |  |
Development and capital improvements in progress |  | $ 44,355,000 |  | 231,224,000 |  |  |  |  |  |
Common Stock, Conversion Basis | 0.71 |  |  |  |  |  |  |  |  |
Total interest capitalized during period | $ 2,073,000 | 1,655,000 | 1,722,000 |  |  |  |  |  |  |
Capitalized Salaries | 300,000 | 400,000 | 1,700,000 |  |  |  |  |  |  |
Capitalized Real Estate Taxes | 300,000 | 200,000 | 200,000 |  |  |  |  |  |  |
Lease Intangibles, Gross |  | 8,138,332,000 |  | 12,869,198,000 |  |  |  |  |  |
Accumulated amortization |  | 1,482,368,000 |  | 1,656,071,000 |  |  |  |  |  |
Depreciation and amortization | 322,958,000 | 294,520,000 | 301,812,000 |  |  |  |  |  |  |
Goodwill |  | 1,607,000 | 2,300,000 | 1,239,000 |  |  |  |  |  |
Parent Company [Member] | Maximum |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Maximum self insurance reserve for general liability claims |  |  |  | 200,000 |  |  |  |  |  |
Accrued Liabilities [Member] |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
Dividends Payable |  | 65,200,000 |  | 102,400,000 |  |  |  |  |  |
Accrued Real Estate Taxes |  | 63,300,000 |  | 97,600,000 |  |  |  |  |  |
Unearned Income | 39,400,000 | 25,400,000 |  |  |  |  |  |  |  |
Loss Contingency, Loss in Period | $ 42,100,000 | 13,500,000 |  |  |  |  |  |  |  |
Interest Payable |  | $ 17,200,000 |  | 15,200,000 |  |  |  |  |  |
Limited Partner [Member] |  |  |  |  |  |  |  |  |  |
Real Estate Properties |  |  |  |  |  |  |  |  |  |
General partners' capital account, units outstanding | shares |  | 75,408,571 |  |  | 113,518,212 |  |  |  |  |
Development and capital improvements in progress |  | $ 44,355,000 |  | 231,224,000 |  |  |  |  |  |
Common Unit, Conversion Basis | 0.71 |  |  |  |  |  |  |  |  |
Total interest capitalized during period | $ 2,073,000 | 1,655,000 | 1,722,000 |  |  |  |  |  |  |
Lease Intangibles, Gross |  | 8,138,332,000 |  | 12,869,198,000 |  |  |  |  |  |
Accumulated amortization |  | 1,482,368,000 |  | 1,656,071,000 |  |  |  |  |  |
Depreciation and amortization | $ 322,958,000 | 294,520,000 | $ 301,812,000 |  |  |  |  |  |  |
Goodwill |  | $ 1,607,000 |  | $ 1,239,000 |  |  |  |  |  |

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- Definition The number of units in a real estate property owned as of the balance sheet date. + References No definition available. + Details
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- Definition The price per share at which the preferred stock of an entity that has priority over common stock in the distribution of dividends and in the event of liquidation of the entity is redeemed or may be called at. The redemption features of this preferred stock are solely within the control of the issuer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21564-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21488-112644 + Details
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- Definition Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
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- Definition The cumulative amount of depreciation for real estate property held for investment purposes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.1(3)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition Amount of real estate investment property which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.1(d)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition The book value of investments in real estate joint ventures including direct and indirect investments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.1(d)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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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. + Details
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- Definition Carrying amount (including both current and noncurrent portions) of accrued known and estimated losses incurred as of the balance sheet date for which no insurance coverage exists, and for which a claim has been made or is probable of being asserted, typically arising from workmen's compensation-type of incidents and personal injury to nonemployees from accidents on the entity's property. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.24) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Carrying value as of the balance sheet date of obligations and payables pertaining to claims incurred of a workers compensation nature. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(15)(5)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(20)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(24)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(15)(a)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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