XML 91 R76.htm IDEA: XBRL DOCUMENT v3.21.1
Accumulated Other Comprehensive Loss - Changes in Balance of Accumulated Other Comprehensive Loss (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Jan. 31, 2021
Jan. 31, 2020
Jan. 31, 2019
Schedule of Capitalization, Equity [Line Items]      
Beginning Balance $ 71,375 $ 69,775 $ 63,647
Other Comprehensive Income (Loss) 709 (275) (646)
Ending Balance 74,683 71,375 69,775
Foreign Currency Translation Adjustments [Member]      
Schedule of Capitalization, Equity [Line Items]      
Beginning Balance (985) (852) (181)
Other Comprehensive Loss Income (Loss) before reclassification 710 (133) (671)
Other Comprehensive Income (Loss) 710 (133) (671)
Ending Balance (275) (985) (852)
Unrealized Holding Gain/(Loss) on Available for Sale Securities [Member]      
Schedule of Capitalization, Equity [Line Items]      
Beginning Balance     (3)
Amounts reclassified from AOCL to Earnings     3
Other Comprehensive Income (Loss)     3
Net Unrealized Gain/(Loss) on Cash Flow Hedges [Member]      
Schedule of Capitalization, Equity [Line Items]      
Beginning Balance (108) 34 12
Other Comprehensive Loss Income (Loss) before reclassification (239) 122 622
Amounts reclassified from AOCL to Earnings 193 (264) (600)
Cross-Currency Interest Rate Swap Termination 45    
Other Comprehensive Income (Loss) (1) (142) 22
Ending Balance (109) (108) 34
Accumulated Other Comprehensive Income (Loss) [Member]      
Schedule of Capitalization, Equity [Line Items]      
Beginning Balance (1,093) (818) (172)
Other Comprehensive Loss Income (Loss) before reclassification 471 (11) (49)
Amounts reclassified from AOCL to Earnings 193 (264) (597)
Cross-Currency Interest Rate Swap Termination 45    
Other Comprehensive Income (Loss) 709 (275) (646)
Ending Balance $ (384) $ (1,093) $ (818)