Segment Information (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Segment Reporting Information [Line Items]
Revenue	$ 126,899	$ 157,291
Operating (loss) income	(25,232)	(4,702)
Capital expenditures	1,112	343
Depreciation expense	1,100	1,800
Total assets	78,447	113,379
Sales Services [Member]
Segment Reporting Information [Line Items]
Revenue	99,206	135,970
Operating (loss) income	(930)	3,272
Capital expenditures	1,064	175
Depreciation expense	808	1,395
Total assets	64,741	66,889
Marketing Services [Member]
Segment Reporting Information [Line Items]
Revenue	10,127	12,195
Operating (loss) income	(27,465)	(9,493)
Capital expenditures	48	164
Depreciation expense	253	357
Total assets	6,125	39,965
Product Commercialization [Member]
Segment Reporting Information [Line Items]
Revenue	17,566	9,126
Operating (loss) income	3,163	1,519
Capital expenditures	0	4
Depreciation expense	70	7
Total assets	$ 7,581	$ 6,525