Segmented Information - Revenue by Reportable Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Segment Reporting Information [Line Items]
Service fee and commission income	$ 11,186	$ 9,815
Other income	142	145
Rental income	3,341	3,341
Total revenues	14,669	13,301
Extended Warranty | Operating Segments
Segment Reporting Information [Line Items]
Service fee and commission income	11,186	9,815
Other income	74	75
Total revenues	11,260	9,890
Leased Real Estate | Operating Segments
Segment Reporting Information [Line Items]
Other income	68	70
Rental income	3,341
Rental income		3,341
Total revenues	$ 3,409	$ 3,411