v2.4.0.6

SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Property, Plant and Equipment [Line Items] |  |  |
Depreciation expense | $ 9,903 | $ 10,325 | $ 11,363
Summary of the categories of property and equipment |  |  |
Property, Plant and Equipment, Gross | 198,329 | 197,303 |
Accumulated depreciation | (148,605) | (140,908) |
Net property and equipment before construction in progress | 49,724 | 56,395 |
Capital improvements in progress | 1,953 | 1,973 |
Property, Plant and Equipment, net of accumulated depreciation | 51,677 | 58,368 |
Deferred Revenue |  |  |
Current - accrued compensation and other current liabilities | 291 | 147 |
Long-term - other long term liabilities | 125 | 5 |
Land Improvements [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Tangible assets amortization period minimum | 0 |  |
Tangible assets amortization period maximum | 15 |  |
Summary of the categories of property and equipment |  |  |
Property, Plant and Equipment, Gross | 16,640 | 16,617 |
Building [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Tangible assets amortization period minimum | 20 |  |
Tangible assets amortization period maximum | 20 |  |
Summary of the categories of property and equipment |  |  |
Property, Plant and Equipment, Gross | 21,535 | 21,547 |
Equipment [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Tangible assets amortization period minimum | 3 |  |
Tangible assets amortization period maximum | 20 |  |
Summary of the categories of property and equipment |  |  |
Property, Plant and Equipment, Gross | 123,979 | 122,626 |
Furniture and Fixtures [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Tangible assets amortization period minimum | 5 |  |
Tangible assets amortization period maximum | 10 |  |
Summary of the categories of property and equipment |  |  |
Property, Plant and Equipment, Gross | 14,690 | 15,152 |
Leaseholds and Leasehold Improvements [Member] |  |  |
Summary of the categories of property and equipment |  |  |
Property, Plant and Equipment, Gross | $ 21,485 | $ 21,361 |

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- Definition Tangible assets that are held by an entity for use in the production or supply of goods and services, for rental to others, or for administrative purposes and that are expected to provide economic benefit for more than one year including capital improvement in progress; net of accumulated depreciation. + References No definition available. + Details
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