Annual report pursuant to Section 13 and 15(d)

The Company and Its Accounting Policies - Impact of Adoption of the New Revenue Recognition Standard on Consolidated Statements of Operations and Balance Sheet (Detail)

v3.19.1
The Company and Its Accounting Policies - Impact of Adoption of the New Revenue Recognition Standard on Consolidated Statements of Operations and Balance Sheet (Detail) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2019
Mar. 31, 2018
Mar. 31, 2017
Apr. 01, 2018
Consolidated Statement of Operations                        
Net sales $ 23,641 $ 17,198 $ 21,441 $ 29,551 $ 22,178 $ 17,281 $ 17,224 $ 20,851 $ 91,831 $ 77,534 $ 91,769  
Cost of products sold                 69,922 60,559 69,612  
Gross profit 4,798 3,742 6,227 7,142 4,960 3,496 3,741 4,778 21,909 16,975 22,157  
Selling, general and administrative                 17,641 15,533 14,630  
(Loss) income before (benefit) provision for income taxes                 (145) (12,854) 7,049  
Provision (benefit) for income taxes                 163 (3,010) 2,026  
Net (loss) income (4,553) $ 95 $ 1,827 $ 2,323 833 $ (11,622) $ 10 $ 935 (308) (9,844) $ 5,023  
Assets                        
Trade accounts receivable, net of allowances 17,582       17,026       17,582 17,026    
Unbilled revenue 7,522       8,079       7,522 8,079   $ 6,092
Inventories 24,670       11,566       24,670 11,566    
Prepaid expenses and other current assets 1,333       772       1,333 772    
Assets held for sale 4,850               4,850      
Other assets 149       202       149 202    
Liabilities and stockholders' equity                        
Accounts payable 12,405       16,151       12,405 16,151    
Accrued compensation 5,126       4,958       5,126 4,958    
Accrued expenses and other current liabilities 2,933       2,885       2,933 2,885    
Customer deposits 30,847       13,213       30,847 13,213   26,585
Liabilities held for sale 3,525               3,525      
Deferred income tax liability 1,056       1,427       1,056 1,427    
Stockholders' equity:                        
Retained earnings 93,847       $ 99,011       93,847 $ 99,011    
ASU 2014-09 [Member]                        
Assets                        
Trade accounts receivable, net of allowances                       17,564
Unbilled revenue                       6,092
Inventories                       24,551
Prepaid expenses and other current assets                       890
Other assets                       271
Liabilities and stockholders' equity                        
Accounts payable                       15,445
Accrued compensation                       4,786
Accrued expenses and other current liabilities                       3,369
Customer deposits                       26,585
Deferred income tax liability                       1,194
Stockholders' equity:                        
Retained earnings                       97,989
ASU 2014-09 [Member] | Balances Without Adoption of Revenue Recognition Standard [Member]                        
Consolidated Statement of Operations                        
Net sales                 89,032      
Cost of products sold                 67,318      
Gross profit                 21,714      
Selling, general and administrative                 17,563      
(Loss) income before (benefit) provision for income taxes                 (262)      
Provision (benefit) for income taxes                 130      
Net (loss) income                 (392)      
Assets                        
Trade accounts receivable, net of allowances 14,951               14,951      
Unbilled revenue 7,384               7,384      
Inventories 12,553               12,553      
Prepaid expenses and other current assets 1,200               1,200      
Assets held for sale 3,602               3,602      
Other assets 141               141      
Liabilities and stockholders' equity                        
Accounts payable 12,216               12,216      
Accrued compensation 5,296               5,296      
Accrued expenses and other current liabilities 2,857               2,857      
Customer deposits 14,807               14,807      
Liabilities held for sale 2,261               2,261      
Deferred income tax liability 1,310               1,310      
Stockholders' equity:                        
Retained earnings 94,717               94,717      
ASU 2014-09 [Member] | Effect of Change [Member]                        
Consolidated Statement of Operations                        
Net sales                 2,799      
Cost of products sold                 2,604      
Gross profit                 195      
Selling, general and administrative                 78      
(Loss) income before (benefit) provision for income taxes                 117      
Provision (benefit) for income taxes                 33      
Net (loss) income                 84      
Assets                        
Trade accounts receivable, net of allowances 2,631               2,631     538
Unbilled revenue 138               138     (1,987)
Inventories 12,117               12,117     12,985
Prepaid expenses and other current assets 133               133     118
Assets held for sale 1,248               1,248      
Other assets 8               8     69
Liabilities and stockholders' equity                        
Accounts payable 189               189     (706)
Accrued compensation (170)               (170)     (172)
Accrued expenses and other current liabilities 76               76     484
Customer deposits 16,040               16,040     13,372
Liabilities held for sale 1,264               1,264      
Deferred income tax liability (254)               (254)     (233)
Stockholders' equity:                        
Retained earnings $ (870)               $ (870)     $ (1,022)