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Significant Accounting Policies - Additional Information (Detail) - USD ($)
3 Months Ended 12 Months Ended
Feb. 28, 2014
Feb. 29, 2016
Feb. 28, 2015
Feb. 28, 2014
Significant Accounting Policies [Line Items]        
Investment impairment charge       $ 1,935,000
Cash distribution received       12,105,000
Gain on investment and common shares sold       3,262,000
Domestic inventories under LIFO to Pre-LIFO consolidated inventories   58.00% 55.00%  
Film production expense $ 3,514,000 $ 2,291,000 $ 2,031,000 3,514,000
Amortization of production costs   880,000 1,377,000 2,776,000
Deferred film production costs   3,441,000 2,173,000  
Expected amortization expense of film production costs   1,500,000    
Net balance of Corporation's investment in corporate-owned life insurance policies   4,946,000 28,772,000  
Interest component of COLI expense   8,496,000 11,671,000 11,591,000
Cash proceeds received from surrender   24,068,000 2,369,000  
Shipping and handling costs   126,359,000 128,928,000 127,400,000
Advertising expenses   $ 18,131,000 $ 17,470,000 $ 22,724,000
Buildings [Member]        
Significant Accounting Policies [Line Items]        
Depreciation by straight-line method over the useful lives of various assets   40 years    
Computer hardware and software [Member] | Minimum [Member]        
Significant Accounting Policies [Line Items]        
Depreciation by straight-line method over the useful lives of various assets   3 years    
Computer hardware and software [Member] | Maximum [Member]        
Significant Accounting Policies [Line Items]        
Depreciation by straight-line method over the useful lives of various assets   10 years    
Machinery and equipment [Member] | Minimum [Member]        
Significant Accounting Policies [Line Items]        
Depreciation by straight-line method over the useful lives of various assets   3 years    
Machinery and equipment [Member] | Maximum [Member]        
Significant Accounting Policies [Line Items]        
Depreciation by straight-line method over the useful lives of various assets   15 years    
Furniture and fixtures [Member] | Minimum [Member]        
Significant Accounting Policies [Line Items]        
Depreciation by straight-line method over the useful lives of various assets   8 years    
Furniture and fixtures [Member] | Maximum [Member]        
Significant Accounting Policies [Line Items]        
Depreciation by straight-line method over the useful lives of various assets   20 years    
Customer Concentration Risk [Member] | Net sales [Member] | Five largest customers [Member]        
Significant Accounting Policies [Line Items]        
Concentration percentage   42.00% 40.00% 39.00%
Customer Concentration Risk [Member] | Net sales [Member] | Wal-Mart Stores, Inc. [Member]        
Significant Accounting Policies [Line Items]        
Concentration percentage   15.00% 14.00% 14.00%
Customer Concentration Risk [Member] | Net sales [Member] | Target Corporation [Member]        
Significant Accounting Policies [Line Items]        
Concentration percentage   14.00% 13.00% 13.00%
Schurman [Member]        
Significant Accounting Policies [Line Items]        
Investment impairment charge 1,935,000      
Carrying amount of the investment $ 0     $ 0
Forfeiture of equity interest in subsidiary percentage 15.00%      
End period of liquidity guaranty   2019-01    
Schurman [Member] | Liquidity Guaranty [Member]        
Significant Accounting Policies [Line Items]        
Number of days after Schurman's lenders commence liquidation of collateral under Senior Credit Facility   91 days    
Maximum exposure to loss, amount   $ 10,000,000    
Schurman [Member] | Business Trade and Other Receivables [Member]        
Significant Accounting Policies [Line Items]        
Maximum exposure to loss, amount   25,246,000    
Schurman [Member] | Operating Leases Subleased to Schurman [Member]        
Significant Accounting Policies [Line Items]        
Maximum exposure to loss, amount   2,297,000    
Party City Holdings, Inc. [Member]        
Significant Accounting Policies [Line Items]        
Cash distribution received       12,105,000
Investment in common stock, return on capital       8,843,000
Investment in common stock $ 0     0
Gain on investment and common shares sold       $ 3,262,000
Unrealized gain, net of tax   $ 20,505,000