XML 73 R57.htm IDEA: XBRL DOCUMENT v3.7.0.1
Significant Accounting Matters (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Feb. 29, 2016
Feb. 28, 2017
Nov. 30, 2016
Aug. 31, 2016
May 31, 2016
Feb. 29, 2016
Nov. 30, 2015
Aug. 31, 2015
May 31, 2015
Feb. 28, 2017
Feb. 29, 2016
Feb. 28, 2015
Feb. 28, 2014
Change in Accounting Estimate                          
Asset impairment charges   $ 5,000     $ 7,400 $ 3,000     $ 3,000 $ 12,400 $ 6,000 $ 9,000  
Cash and cash equivalents $ 225,800 23,087       225,800       23,087 225,800 12,295 $ 70,027
Inventory 301,609 289,122       301,609       289,122 301,609    
Property and equipment, net 130,465 134,935       130,465       $ 134,935 $ 130,465    
Concentration risk percentage                   44.00% 44.00%    
Operating income                   $ 164,332 $ 130,615 161,719  
Net Income   $ 35,696 $ 57,612 $ 28,355 $ 19,026 $ 9,588 $ 46,778 $ 24,452 $ 20,410 $ 140,689 $ 101,228 $ 131,164  
Diluted earnings per share (in dollars per share)   $ 1.30 $ 2.07 $ 1.00 $ 0.68 $ 0.34 $ 1.63 $ 0.84 $ 0.70 $ 5.04 $ 3.52 $ 4.52  
Revision to product liability estimates                          
Change in Accounting Estimate                          
Operating income                   $ 2,200      
Net Income                   $ 1,400      
Diluted earnings per share (in dollars per share)                   $ 0.05      
Venezuela                          
Change in Accounting Estimate                          
Charge from re-measurement of monetary assets and liabilities due to an exchange rate change 9,570                        
Asset impairment charges $ 9,160                        
Net investment in Venezuelan operations   $ 149               $ 149      
Venezuela | Before Adjustment                          
Change in Accounting Estimate                          
Net investment in Venezuelan operations   18,882               18,882      
Venezuela | Adjustments                          
Change in Accounting Estimate                          
Net investment in Venezuelan operations   (18,733)               $ (18,733)      
Venezuela | Net sales revenue | Maximum                          
Change in Accounting Estimate                          
Percent of revenue to total revenue                   0.10%      
SG&A | Venezuela                          
Change in Accounting Estimate                          
Cash and cash equivalents   10               $ 10      
Other net assets, principally working capital other than inventory   (164)               (164)      
Property and equipment, net   3               3      
SG&A | Venezuela | Before Adjustment                          
Change in Accounting Estimate                          
Cash and cash equivalents   1,302               1,302      
Other net assets, principally working capital other than inventory   8,120               8,120      
Property and equipment, net   82               82      
SG&A | Venezuela | Adjustments                          
Change in Accounting Estimate                          
Cash and cash equivalents   (1,292)               (1,292)      
Other net assets, principally working capital other than inventory   (8,284)               (8,284)      
Property and equipment, net   (79)               (79)      
Cost of goods sold | Venezuela                          
Change in Accounting Estimate                          
Inventory   300               300      
Cost of goods sold | Venezuela | Before Adjustment                          
Change in Accounting Estimate                          
Inventory   9,378               9,378      
Cost of goods sold | Venezuela | Adjustments                          
Change in Accounting Estimate                          
Inventory   $ (9,078)               $ (9,078)