Discontinued Operations - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Jun. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Percentage of shares agreed to sell				80.10%
Proceed from divesture of business							$ 1,395
Gain on sale of discontinued operations							$ 459
Gain on sale of discontinued operations, income taxes
Cash consideration on sale of non-core assets					$ 100
Multicard US
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Proceed from divesture of business				$ 1,200
Gain on sale of discontinued operations			$ 500