Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Other Intangible Assets -Acquisition Recognized Identified Assets Acquired and Liabilities (Details)

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Goodwill and Other Intangible Assets -Acquisition Recognized Identified Assets Acquired and Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2015
Apr. 01, 2015
Mar. 31, 2015
Mar. 02, 2015
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract]        
Goodwill $ 115,197   $ 105,232  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract]        
Non-controlling interests $ 3,783   $ 0  
Sumac Fabrication Company Limited        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract]        
Accounts receivable   $ 1,693    
Inventories   1,299    
Other current assets   123    
Property, plant and equipment   1,316    
Identifiable intangible assets   2,645    
Goodwill   9,255    
Total assets   16,331    
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract]        
Current liabilities   1,025    
Noncurrent deferred tax liability   714    
Total liabilities   1,739    
Non-controlling interests   3,636    
Total consideration   $ 10,956    
Unitemp        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract]        
Accounts receivable       $ 1,346
Inventories       655
Other current assets       21
Property, plant and equipment       77
Identifiable intangible assets       1,294
Goodwill       1,630
Total assets       5,023
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract]        
Current liabilities       415
Noncurrent deferred tax liability       718
Total liabilities       1,133
Total consideration       $ 3,890