Segmented Information - Revenues by reportable segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Segment Reporting Information [Line Items]
Service fee and commission income	$ 46,111	$ 38,286
Other income	472	416
Total revenues	59,948	52,078
Rental income	13,365	13,376
Operating Segments
Segment Reporting Information [Line Items]
Total revenues	59,948	52,068
Operating Segments | Extended Warranty Segment
Segment Reporting Information [Line Items]
Service fee and commission income	46,111	38,286
Other income	195	171
Total revenues	46,306	38,457
Operating Segments | Leased Real Estate Segment
Segment Reporting Information [Line Items]
Other income	277	245
Total revenues	13,642	13,611
Rental income	13,365
Rental income		13,366
Corporate, Non-Segment
Segment Reporting Information [Line Items]
Rental income	$ 0
Rental income		$ 10