Goodwill by Segment and Changes in Carrying Amount of Goodwill (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 31, 2014		Dec. 31, 2013
Goodwill [Line Items]
Beginning Balance	$ 8,991	[1]	$ 24,664
Goodwill impairment during the period			(15,572)
Currency translation adjustment	3		(101)
Ending Balance	8,994		8,991	[1]
Premises
Goodwill [Line Items]
Beginning Balance	7,783		21,891
Goodwill impairment during the period			(14,108)
Currency translation adjustment
Ending Balance	7,783		7,783
Credentials
Goodwill [Line Items]
Beginning Balance			522
Goodwill impairment during the period			(522)
Identity
Goodwill [Line Items]
Beginning Balance	1,208		1,172
Currency translation adjustment	3		36
Ending Balance	1,211		1,208
All Other
Goodwill [Line Items]
Beginning Balance			1,079
Goodwill impairment during the period			(942)
Currency translation adjustment			$ (137)

[1] The condensed consolidated balance sheet has been derived from the audited consolidated financial statements at December 31, 2013 but does not include all the information and footnotes required by U.S. generally accepted accounting principles for complete financial statements.