Goodwill by Segment and Changes in Carrying Amount of Goodwill (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Goodwill [Line Items]
Beginning Balance	$ 24,664	$ 59,044
Goodwill acquired during the period		12,958
Goodwill measurement period adjustment		297
Goodwill impairment during the period	(27,259)	(27,084)
Goodwill written off related to divested businesses	(7,966)
Currency translation adjustment	256	55
Goodwill of discontinued operations	1,310	20,606
Goodwill including discontinued operation		45,270
Ending Balance	8,991	24,664
Identity Management
Goodwill [Line Items]
Beginning Balance		49,478
Goodwill acquired during the period		12,958
Goodwill measurement period adjustment		297
Goodwill impairment during the period	(27,259)	(18,712)
Goodwill written off related to divested businesses	(7,966)
Currency translation adjustment	217	16
Goodwill of discontinued operations	1,310
Goodwill including discontinued operation		44,037
Ending Balance	7,719
ID Products
Goodwill [Line Items]
Beginning Balance		9,566
Goodwill impairment during the period		(8,372)
Currency translation adjustment	39	39
Goodwill including discontinued operation		1,233
Ending Balance	$ 1,272