Basis of Presentation (Details)	6 Months Ended
	Jul. 31, 2012 wireless_network_operator country	Jan. 11, 2012
Minimum number of wireless and wireline network communication service provider customers	450
Minimum number of countries in which entity operates	125
Total numbers of largest wireless network operators	100
Proposed distribution to shareholders of Comverse's common shares (percent)		100.00%
Approval percentage for distribution from CTI common shareholders		66.70%
Fiscal years with net losses and declines in cash flows and working capital	3 years
Sufficient cash available	12 months
Verint
Equity method investment, ownership percentage	41.00%
Voting power	51.80%
Subsidiaries percentage of equity interest in consolidated variable interest entity	50.00%
Starhome
Equity method investment, ownership percentage	66.50%