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Commitments and Contingencies (Details) | 12 Months Ended
--- | ---
Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($)
Accrual for Environmental Loss Contingencies | $ 4,700,000 |  |
Litigation Settlement, Amount | 3,200,000 | $ 6,000,000 | $ 2,800,000
Loss Contingency Accrual, Payments | 1,500,000 |  |
Loss Contingency Accrual, Period Increase (Decrease) | (500,000) |  |
Loss Contingency Accrual | $ 1,000,000 |  |
Projects in various stages of development | 6 |  |
Units in various stages of development | 2,064 |  |
Consolidated Project Under Development Commitment Fund | $ 260,600,000 |  |
Total operating lease payments | 26,200,000 | 24,500,000 | 21,200,000
Compensation expense, Recognized | 300,000 | $ 400,000 | $ 500,000
Operating Leases: |  |  |
Minimum Rent Payments Due, Year 1 | (15,917,000) |  |
Minimum Rent Payments Due, Year 2 | (16,027,000) |  |
Minimum Rent Payments Due, Year 3 | (15,890,000) |  |
Minimum Rent Payments Due, Year 4 | (15,489,000) |  |
Minimum Rent Payments Due, Year 5 | (15,256,000) |  |
Minimum Rent Payments Due, Thereafter | (826,259,000) |  |
Minimum Rent Payments Due, Total | (904,838,000) |  |
Operating Leases, Future Minimum Payments Receivable, Current | 73,171,000 |  |
Operating Leases, Future Minimum Payments Receivable, in Two Years | 60,004,000 |  |
Operating Leases, Future Minimum Payments Receivable, in Three Years | 54,486,000 |  |
Operating Leases, Future Minimum Payments Receivable, in Four Years | 50,705,000 |  |
Operating Leases, Future Minimum Payments Receivable, in Five Years | 46,634,000 |  |
Operating Leases, Future Minimum Payments Receivable, Thereafter | 211,853,000 |  |
Operating Leases, Future Minimum Payments Receivable | 496,853,000 |  |
Other Long-Term Liabilities: |  |  |
Deferred Compensation Due, Year 1 | (1,387,000) |  |
Deferred Compensation Due, Year 2 | (1,723,000) |  |
Deferred Compensation Due, Year 3 | (1,128,000) |  |
Deferred Compensation Due, Year 4 | (1,079,000) |  |
Deferred Compensation Due, Year 5 | (1,079,000) |  |
Deferred Compensation Due, Thereafter | (4,383,000) |  |
Deferred Compensation Due, Total | $ (10,779,000) |  |
Partially Owned Properties – Unconsolidated |  |  |
Number Of Unconsolidated Projects | 2 |  |
FHA Lawsuit [Member] |  |  |
Litigation Settlement, Amount | $ 3,100,000 |  |

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- Definition Total costs accrued as of the balance sheet date for environmental loss contingencies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13207-110859 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6395460&loc=d3e13647-108346 + Details
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