INTERIM CONSOLIDATED BALANCE SHEETS - USD ($)	Oct. 31, 2017	Apr. 30, 2017
Current assets:
Cash and cash equivalents	$ 1,682,132	$ 2,071,019
Accounts receivable (net of allowance for doubtful accounts of $179,926 and $80,232, respectively)	3,818,622	2,133,469
Prepaid expenses and deposits	170,640	170,853
Total current assets	5,671,394	4,375,341
Deposits	98,481	91,400
Equipment	129,200	125,813
Goodwill	6,831,467	6,440,955
Other assets	208,444	199,637
Total Assets	12,938,986	11,233,146
Current liabilities:
Accounts payable and accrued liabilities	1,912,904	1,825,528
Accrued warranty	60,660	54,365
Customer deposits	4,680	6,211
Unearned revenue	2,372,559	2,134,948
Total current liabilities	4,350,803	4,021,052
Deferred lease inducements	19,366	23,022
Unrecognized tax liability	9,763	9,763
Total liabilities	4,379,932	4,053,837
Stockholders' equity:
Preferred stock, $0.001 par value Authorized: 100,000,000 Issued and outstanding: October 31, 2017 - nil; April 30, 2017 - nil	0	0
Common stock, $0.001 par value - Authorized: 10,000,000 Issued and outstanding: October 31, 2017 - 5,499,150; April 30, 2017 - 5,005,245	5,499	5,005
Treasury stock	(2)	(60)
Additional paid-in capital	73,282,856	71,680,575
Accumulated deficit	(61,474,714)	(60,481,015)
Accumulated other comprehensive loss - currency translation adjustment	(3,254,585)	(4,025,196)
Total stockholders' equity	8,559,054	7,179,309
Liabilities and Stockholders' Equity	$ 12,938,986	$ 11,233,146

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.