Long-term debt (Tables)

12 Months Ended

Dec. 31, 2013

Debt Disclosure [Abstract]

Long-Term Debt

	2013		2012
Revolving credit facility (a)	$	—	$	8,500
Canadian real estate facilities (b)		46,144		50,495
Capital leases (c)		5,953		1,307
		52,097		60,302
Less current portion		1,846		1,333
	$	50,251	$	58,969

Future Principal Repayments on Long-Term Debt and Capital Leases

At December 31, 2013, the required future principal repayments on all long-term debt and capital leases are as follows:

Year ending December 31:
2014	$	1,846
2015		1,938
2016		2,031
2017		2,138
2018		2,384
Thereafter		41,760
		$52,097