Quarterly report pursuant to Section 13 or 15(d)

Segment Information (Details)

v3.6.0.2
Segment Information (Details)
 3 Months Ended 9 Months Ended
Dec. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2016
USD ($)
Geographic_Region
segment
Dec. 31, 2015
USD ($)
Mar. 31, 2016
USD ($)
Apr. 01, 2015
USD ($)
Sales by geographic area:            
Number of Reportable Segments | segment     4      
Number of Operating Segments | Geographic_Region     4      
Revenues $ 64,340,000 $ 74,427,000 $ 196,548,000 $ 209,584,000    
Depreciation 1,485,000 1,293,000 4,398,000 3,433,000    
Amortization of intangible assets 2,963,000 3,354,000 8,804,000 9,538,000    
Operating income            
Operating income (loss) 7,299,000 11,827,000 17,164,000 31,220,000    
Stock compensation expense 837,000 890,000 2,658,000 2,764,000    
Property, plant and equipment, net 41,669,000   41,669,000   $ 41,617,000  
Assets 445,872,000   445,872,000   468,677,000  
Operating Segments            
Sales by geographic area:            
Revenues     196,548,000 209,584,000    
Intersegment Eliminations            
Sales by geographic area:            
Revenues 13,096,000 16,324,000 39,495,000 43,195,000    
Segment Reconciling Items            
Operating income            
Stock compensation expense (837,000) (890,000) (2,658,000) (2,764,000)    
Public company costs (313,000) (370,000) (981,000) (1,068,000)    
United States            
Sales by geographic area:            
Depreciation 905,000 843,000 2,656,000 2,281,000    
Amortization of intangible assets 1,505,000 1,869,000 4,355,000 4,793,000    
Operating income            
Operating income (loss) 3,848,000 6,561,000 4,311,000 18,362,000    
Property, plant and equipment, net 34,697,000   34,697,000   34,528,000  
Assets 186,854,000   186,854,000   196,400,000  
United States | Operating Segments            
Sales by geographic area:            
Revenues 28,945,000 32,461,000 88,937,000 95,570,000    
United States | Intersegment Eliminations            
Sales by geographic area:            
Revenues 11,355,000 14,509,000 35,090,000 38,823,000    
Canada            
Sales by geographic area:            
Depreciation 467,000 310,000 1,418,000 808,000    
Amortization of intangible assets 870,000 867,000 2,661,000 2,872,000    
Operating income            
Operating income (loss) 1,343,000 2,802,000 5,787,000 5,337,000    
Property, plant and equipment, net 3,761,000   3,761,000   3,754,000  
Assets 133,693,000   133,693,000   145,301,000  
Canada | Operating Segments            
Sales by geographic area:            
Revenues 9,126,000 16,013,000 32,286,000 41,715,000    
Canada | Intersegment Eliminations            
Sales by geographic area:            
Revenues 1,345,000 920,000 2,370,000 2,532,000    
Europe            
Sales by geographic area:            
Depreciation 74,000 95,000 216,000 211,000    
Amortization of intangible assets 322,000 352,000 990,000 1,076,000    
Operating income            
Operating income (loss) 2,344,000 2,047,000 6,908,000 7,207,000    
Property, plant and equipment, net 2,670,000   2,670,000   2,769,000  
Assets 75,897,000   75,897,000   76,754,000  
Europe | Operating Segments            
Sales by geographic area:            
Revenues 18,100,000 15,257,000 50,417,000 46,853,000    
Europe | Intersegment Eliminations            
Sales by geographic area:            
Revenues 267,000 809,000 1,273,000 1,551,000    
Asia            
Sales by geographic area:            
Depreciation 39,000 45,000 108,000 133,000    
Amortization of intangible assets 266,000 266,000 798,000 797,000    
Operating income            
Operating income (loss) 914,000 1,677,000 3,797,000 4,146,000    
Property, plant and equipment, net 541,000   541,000   566,000  
Assets 49,428,000   49,428,000   $ 50,222,000  
Asia | Operating Segments            
Sales by geographic area:            
Revenues 8,169,000 10,696,000 24,908,000 25,446,000    
Asia | Intersegment Eliminations            
Sales by geographic area:            
Revenues $ 129,000 86,000 $ 762,000 289,000    
Sumac Fabrication Company Limited            
Sales by geographic area:            
Expected sales and operating income as a percentage of total sales and operating income, less than 10.00%   10.00%      
Sumac Fabrication Company Limited            
Operating income            
Debt Instrument, face amount           $ 5,905,000
Sumac Fabrication Company Limited | Canada            
Operating income            
Salaries, Wages and Officers' Compensation   $ 1,270,000   $ 3,936,000    
Debt Instrument, face amount $ 5,905,000   $ 5,905,000