Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets (Details)

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Intangible Assets (Details) (USD $)
 3 Months Ended 3 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Mar. 31, 2013
Jun. 30, 2013
Manufacturing license
Mar. 31, 2013
Manufacturing license
Jun. 30, 2013
Technology
Mar. 31, 2013
Technology
Jun. 30, 2013
Parts and service customer relationships
Mar. 31, 2013
Parts and service customer relationships
Jun. 30, 2013
TA100 customer relationships
Mar. 31, 2013
TA100 customer relationships
Jun. 30, 2013
Backlog
Mar. 31, 2013
Backlog
Jun. 30, 2013
Trade name
Mar. 31, 2013
Trade name
Intangible Assets                              
Weighted Average Amortization Period       17 years 17 years 10 years 10 years 5 years 5 years 2 years 2 years     1 year 2 months 12 days 1 year 2 months 12 days
Intangible Assets, Gross $ 8,196,000   $ 8,196,000 $ 3,700,000 $ 3,700,000 $ 2,240,000 $ 2,240,000 $ 1,080,000 $ 1,080,000 $ 617,000 $ 617,000 $ 490,000 $ 490,000 $ 69,000 $ 69,000
Accumulated Amortization 6,005,000   5,883,000 3,499,000 3,487,000 765,000 709,000 738,000 684,000 617,000 617,000 317,000 317,000 69,000 69,000
Intangible assets, net 2,191,000   2,313,000 201,000 213,000 1,475,000 1,531,000 342,000 396,000     173,000 173,000    
Amortization expense 100,000 100,000                          
Expected future amortization expense of intangible assets                              
2014 (remainder of fiscal year) 459,000                            
2015 533,000                            
2016 273,000                            
2017 273,000                            
2018 242,000                            
Thereafter 411,000                            
Intangible assets, net $ 2,191,000   $ 2,313,000 $ 201,000 $ 213,000 $ 1,475,000 $ 1,531,000 $ 342,000 $ 396,000     $ 173,000 $ 173,000