CONSOLIDATED STATEMENT OF CASH FLOWS INFORMATION (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended			1 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	May 31, 2010 Prior Credit Facility [Member]
Consolidated Cash Flow Information [Line Items]
Capital expenditures incurred not yet paid	$ 3,500	$ 3,500	$ 6,100
Fees and expenses related to the amendment	23	1,469	1,165
Proceeds received in sale of PGiSend			105,000
Cash received in sale of PGiSend			55,900
Non cash consideration received for the sale of PGiSend			49,100
Borrowings on credit facility	178,062	192,885
Amount of debt extinguished				268,000
Interest expense, non-cash				400
Residual amount received				$ 9,200