Annual report pursuant to Section 13 and 15(d)

Income Taxes - Reconciliation of the Provision (Benefit) for Income Taxes (Detail)

v3.19.1
Income Taxes - Reconciliation of the Provision (Benefit) for Income Taxes (Detail) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Mar. 31, 2017
Income Tax Expense Benefit Continuing Operations Income Tax Reconciliation [Abstract]      
(Benefit) provision for income taxes at federal rate $ (30) $ (3,958) $ 2,467
State taxes 45 118 129
Charges not deductible for income tax purposes 89 48 39
Recognition of tax benefit generated by qualified production activities deduction   4 (209)
Research and development tax credits (177) (102) (196)
Valuation allowance 3,877 (80) (26)
Basis difference in subsidiary held for sale (3,848)    
Difference in federal rate 3 (2,799) (194)
Impairment of goodwill and intangible assets 257 1,760  
Foreign-derived intangible income deduction (69)    
Global intangible low-taxed income 11    
Stranded tax effects in accumulated other comprehensive loss   1,828  
Mandatory repatriation of post-1986 undistributed foreign subsidiary earnings and profits   185  
Other 5 (14) 16
Total provision (benefit) for income taxes $ 163 $ (3,010) $ 2,026