Segmented Information Segment (loss) income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Segment Reporting Information [Line Items]
Deconsolidation, Gain (Loss), Amount	$ 0	$ 4,420	$ 0	$ 4,420
Total segment operating loss	(599)	(582)	(994)	(446)
Net investment income	1,072	528	1,000	1,841
Net realized gains (losses)	67	53	(104)	53
Other-than-temporary impairment loss	0	0	0	10
Other income and expenses not allocated to segments, net	(1,940)	(2,075)	(3,841)	635
Amortization of intangible assets	307	313	602	630
Contingent consideration benefit (expense)	657	110	657	254
Interest expense	1,108	1,414	2,201	2,805
Foreign exchange losses, net	(9)	(760)	(10)	(1,152)
Foreign exchange losses, net	1,068	(1,228)	3,596	(967)
Equity in net loss of investee	(874)	(71)	(943)	(207)
Loss from continuing operations before income tax expense	(1,973)	(10,392)	(3,442)	(8,362)
Income tax expense	26	34	52	56
Loss from continuing operations	(1,999)	(10,426)	(3,494)	(8,418)
Reportable Subsegments [Member]
Segment Reporting Information [Line Items]
Total segment operating loss	(780)	(102)	(936)	(288)
Other Segments [Member]
Segment Reporting Information [Line Items]
Total segment operating loss	$ 181	$ (480)	$ (58)	$ (158)