6. Shareholders' equity (Tables)

3 Months Ended

Mar. 31, 2014

Stockholders' Equity Note [Abstract]

Schedule of Stockholders Equity [Table Text Block]

Balance at December 31, 2013	$	32,521
Net income		394
Share-based compensation expense		145
Issuance of deferred stock units, net of relinquishments		56
Foreign currency translation adjustment		1
Dividends declared and paid on common stock		(582)
Balance at March 31, 2014	$	32,535