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Financing Arrangements (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2011 | Dec. 31, 2010
Financing Obligations [Line Items] |  |
Financing obligations | $ 31,444,000 | $ 33,114,000
Harborview Financing Obligation [Member] |  |
Financing Obligations [Line Items] |  |
Financing obligations | 17,086,000 | 17,616,000
Equity interest in consolidated affiliate | 80.00% |
Term of put option right (in years) | 1 year |
Commencement date of put option term | Sep. 11, 2014 |
Transaction cost percentage to sell financing obligation | 3.00% |
Initial financing obligation | 12,700,000 |
Gross financing obligation increased for net income (in hundredths) | 80.00% |
Date through which valuation allowance is amortized | September 2014 |
Put option fair value | 6,200,000 | 10,200,000
Tax Increment Financing Obligation Bond [Member] |  |
Financing Obligations [Line Items] |  |
Financing obligations | 13,064,000 | 14,258,000
Term of period for financing obligation payments | 20 years |
Expiration date for financing obligation | Oct. 31, 2019 |
Discount rate of financing obligation | 6.93% |
Acquisition date of financing obligation | Dec. 01, 2007 |
Capitalized Ground Lease Obligation [Member] |  |
Financing Obligations [Line Items] |  |
Financing obligations | $ 1,294,000 | $ 1,240,000
Expiration date for financing obligation | Oct. 31, 2022 |
Discount rate of financing obligation | 7.10% |

X
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- Definition Percentage used to calculate the amount of put option interest intended for sales transaction costs. + References No definition available. + Details
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