XML 20 R8.htm IDEA: XBRL DOCUMENT v2.4.0.6
CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands, unless otherwise specified
 6 Months Ended
Nov. 30, 2012
Nov. 30, 2011
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net Income $ 13,455 $ 11,228
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 3,291 2,911
Share based compensation 1,406 1,072
Excess income tax benefit from the exercise of stock options (1,500) (1,364)
Changes in operating assets and liabilities, net of business acquisitions:    
Accounts receivable (1,297) (3,235)
Inventories (2,076) (4,411)
Prepaid expenses and other current assets (1,337) (726)
Accounts payable, accruals and other (608) 699
NET CASH PROVIDED BY OPERATING ACTIVITIES 11,334 6,174
CASH FLOWS FROM INVESTING ACTIVITIES:    
Purchases of property and equipment and other assets (3,370) (8,897)
Proceeds from the sale of marketable securities 34,153 39,804
Purchases of marketable securities (44,082) (38,199)
Payments for business (9,918) (813)
NET CASH USED IN INVESTING ACTIVITIES (23,217) (8,105)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Increase (decrease) in other long-term liabilities (90) (854)
Net proceeds from issuance of common stock 2,586 2,511
Excess income tax benefit from the exercise of stock options 1,500 1,364
NET CASH PROVIDED BY FINANCING ACTIVITIES 3,996 3,021
EFFECT OF EXCHANGE RATE ON CASH 151 38
DECREASE IN CASH (7,736) 1,128
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD 49,045 35,844
CASH AND CASH EQUIVALENTS AT END OF PERIOD $ 41,309 $ 36,972