STATEMENTS OF CASH FLOWS Table 1 (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Decrease (increase) in current assets:
Receivable from related party	$ 1,077	$ 5,771	$ 1,671
Income tax receivable	(780)	(1,339)	5,798
Other receivables	211	550	(36)
Other current assets	(210)	(62)	50
Increase (decrease) in current liabilities:
Accounts payable	542	104	(339)
Accrued compensation expense	(4,557)	(5,601)	10,054
Accrued liabilities	(33)	64	(431)
Income tax payable	0	(302)	302
Taxes other than income tax	112	231	208
Changes in current assets and liabilities	$ (3,638)	$ (584)	$ 17,277

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- Definition

The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 28

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585

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The increase (decrease) during the period in the amount due for taxes based on the reporting entity's earnings or attributable to the entity's income earning process (business presence) within a given jurisdiction.

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The increase (decrease) during the reporting period in the aggregate amount of expenses incurred but not yet paid.

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The aggregate increase (decrease) during the reporting period in the amount due from the following types of related parties: a parent company and its subsidiaries; subsidiaries of a common parent; an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; an entity and its principal owners, management, or member of their immediate families, affiliates, or other parties with the ability to exert significant influence.

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The increase (decrease) during the reporting period in the aggregate amount of obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits.

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The increase (decrease) during the reporting period of all assets and liabilities used in operating activities.

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The increase (decrease) during the reporting period in other amounts due to the reporting entity, which are not otherwise defined in the taxonomy.

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The increase (decrease) during the reporting period in the amount of outstanding money paid in advance for goods or services that bring economic benefits for future periods.

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The increase (decrease) during the period in the amount of cash payments due to taxing authorities for non-income-related taxes.

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