XML 32 R29.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Other information | 12 Months Ended
--- | ---
Mar. 31, 2012
Nature of Operations/Other information [Abstract] |
Other information | 22. Other information a) Supplemental cash flow information
Year ended March 31, |  | 2012 |  |  |  |  | 2011 |  |  |  |  | 2010 |
Cash paid during the year for: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest, including realized interest on interest rate swap |  |  | $27,521 |  |  |  |  |  | $33,559 |  |  |  |  |  | $49,999 |
Income taxes |  |  | 1,415 |  |  |  |  |  | 4,149 |  |  |  |  |  | 10,395 |
Cash received during the year for: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest |  |  | 1 |  |  |  |  |  | 1,168 |  |  |  |  |  | 10,998 |
Income taxes |  |  | 5,347 |  |  |  |  |  | 2,260 |  |  |  |  |  | 453 |
Non-cash transactions: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Acquisition of property, plant and equipment by means of capital leases |  |  | 7,215 |  |  |  |  |  | 427 |  |  |  |  |  | 1,523 |
Additions to assets held for sale |  |  | (10,322 | ) |  |  |  |  | (1,675 | ) |  |  |  |  | (1,739 | )
Net increase (decrease) in accounts payable related to purchase of property, plant and equipment |  |  | 1,380 |  |  |  |  |  | (3,879 | ) |  |  |  |  | 1,840 |
Disposition of property, plant and equipment related to the buy-out of contract-related assets |  |  | (27,063 | ) |  |  |  |  | – |  |  |  |  |  | – |
Disposition of intangible assets related to the buyout of contract-related assets |  |  | (1,119 | ) |  |  |  |  | – |  |  |  |  |  | – |
Increase in accounts receivable related to the buyout of contract-related assets |  |  | 66,055 |  |  |  |  |  | – |  |  |  |  |  | – |
Decrease in unbilled revenue related to the buyout of contract-related assets |  |  | (16,457 | ) |  |  |  |  | – |  |  |  |  |  | – |
Decrease in inventory related to the buyout of contract-related assets |  |  | (8,483 | ) |  |  |  |  | – |  |  |  |  |  | – |
Increase in accounts payable related to the buyout of contract-related assets |  |  | 12,933 |  |  |  |  |  | – |  |  |  |  |  | – |
Increase in accrued liabilities related to current portion of RSU liability |  |  | 2,066 |  |  |  |  |  | – |  |  |  |  |  | – |
b) Net change in non-cash working capital
Year ended March 31, |  | 2012 |  |  |  |  | 2011 |  |  |  |  | 2010 |
Operating activities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accounts receivable, net |  |  | $(19,592 | ) |  |  |  |  | $(9,534 | ) |  |  |  |  | $(29,428 | )
Unbilled revenue |  |  | (377 | ) |  |  |  |  | (18,237 | ) |  |  |  |  | (28,795 | )
Inventories |  |  | (12,603 | ) |  |  |  |  | (2,661 | ) |  |  |  |  | 6,214 |
Prepaid expenses and deposits |  |  | 3,413 |  |  |  |  |  | 308 |  |  |  |  |  | (2,620 | )
Accounts payable |  |  | 70,764 |  |  |  |  |  | 21,382 |  |  |  |  |  | 6,620 |
Accrued liabilities |  |  | 1,915 |  |  |  |  |  | (5,434 | ) |  |  |  |  | 1,150 |
Long term portion of liabilities related to equipment leases |  |  | (9,578 | ) |  |  |  |  | (2,196 | ) |  |  |  |  | 7,809 |
Billings in excess of costs incurred and estimated earnings on uncompleted contracts |  |  | 5,510 |  |  |  |  |  | 390 |  |  |  |  |  | (541 | )
|  |  | $39,452 |  |  |  |  |  | $(15,982 | ) |  |  |  |  | $(39,591 | )

X
- Definition The entire disclosures of supplemental information, including descriptions and amounts, related to the balance sheet, income statement, and/or cash flow statement. + References No definition available. + Details
Name: | us-gaap_AdditionalFinancialInformationDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration