Related Party Transactions (Details) (USD $)	3 Months Ended
	Jul. 31, 2014	Jul. 31, 2013	Apr. 30, 2014
Related Party Transaction [Line Items]
Revenue from related party	$ 262,000	$ 163,000
Sales revenue, related party, percentage (in hundredths)	9.00%	2.00%
Accounts receivable from related parties	110,000
Payable to parent	152,000		152,000	[1]
Inventories	1,249,000		1,398,000	[1]
Deferred Costs, Current	19,000		3,000	[1]
Deferred revenues	540,000		470,000	[1]
BLM [Member]
Related Party Transaction [Line Items]
Revenue from related party	0	0
Accounts receivable from related parties	0		0
Outstanding voting stock held by Berjaya Lottery Management (H.K.) Ltd. (in hundredths)	71.30%
Payable to parent	152,000		152,000
Inventories	0		0
Sports Toto Malaysia Sdn. Bhd. [Member]
Related Party Transaction [Line Items]
Accounts receivable from related parties	57,000		0
Sports Toto Malaysia Sdn. Bhd. [Member] | Lottery Products and Support Services [Member]
Related Party Transaction [Line Items]
Revenue from related party	184,000
Deferred revenues	8,000		10,000
Sports Toto Malaysia Sdn. Bhd. [Member] | Contract Deliverables and Sale of Support Services [Member]
Related Party Transaction [Line Items]
Revenue from related party		122,000
PGMC [Member] | Lottery Products [Member]
Related Party Transaction [Line Items]
Revenue from related party	42,000	5,000
Accounts receivable from related parties	42,000		0
Deferred revenues	0		0
Natural Avenue Sdn. Bhd. [Member]
Related Party Transaction [Line Items]
Accounts receivable from related parties	11,000		11,000
Deferred revenues	0
Natural Avenue Sdn. Bhd. [Member] | Lottery Product Licensing [Member]
Related Party Transaction [Line Items]
Deferred revenues			4,000
Natural Avenue Sdn. Bhd. [Member] | Support Services and Licensing [Member]
Related Party Transaction [Line Items]
Revenue from related party	35,000	36,000
Sports Toto Computers Sdn. Bhd. [Member]
Related Party Transaction [Line Items]
Services incurred	$ 68,000	$ 51,000

[1] Derived from the consolidated audited financial statements included in the Company's Annual Report on Form 10-K for the fiscal year ended April 30, 2014 filed with the SEC.