Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Cash flows from operating activities:
Net income (loss)	$ (1,648)	$ 1,277
Less income from discontinued operations, net of tax		(3,029)
Loss from continuing operations	(1,648)	(1,752)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	8	20
Interest income on short-term investments	3	(4)
Net changes in operating assets and liabilities:
Prepaid expenses and other current assets	1,074	133
Other assets	1,000	3
Accounts payable	(2,959)	467
Accrued expenses and other current liabilities	(200)	(9)
Income taxes payable	(644)
Other liabilities	(94)	80
Net cash used in continuing operations	(3,460)	(1,062)
Net cash provided by discontinued operations		265
Net cash used in operating activities	(3,460)	(797)
Cash flows from investing activities:
Purchases of short-term investments	(735)	(1,715)
Redemption of short-term investments	1,467	1,715
Purchases of restricted short-term investments	(1,000)	580
Purchases of property and equipment	(10)	(23)
Change in interest receivable	(1)	1
Net cash provided by (used in) continuing operations	(279)	558
Net cash used in discontinued operations		(2,147)
Net cash used in investing activities	(279)	(1,589)
Cash flows from financing activities:
Proceeds from issuance of common stock through stock plans, net of repurchases	5,127	644
Distribution paid	(38,612)
Net cash provided by (used in) continuing operations	(33,485)	644
Net cash provided by (used in) discontinued operations	0	0
Net cash provided by (used in) financing activities	(33,485)	644
Net decrease in cash and cash equivalents	(37,224)	(1,742)
Cash and cash equivalents, beginning of period	70,326	6,733
Cash and cash equivalents, end of period	$ 33,102	$ 4,991