Annual report pursuant to Section 13 and 15(d)

Segment and Geographic Information (Details)

v2.4.0.6
Segment and Geographic Information (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Mar. 31, 2013
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2013
item
Mar. 31, 2012
Mar. 31, 2011
Segment and Geographic Information                      
Number of business groups                 3    
Segment and geographic information                      
Net sales $ 203,034 $ 200,297 $ 215,991 $ 223,632 $ 210,668 $ 218,795 $ 265,514 $ 289,856 $ 842,954 $ 984,833 $ 1,018,488
Operating income (loss) (15,927) (5,290) (14,020) (4,045) (9,992) (17,962) 24,913 40,842 (39,282) 37,801 129,261
Depreciation and amortization                 45,559 44,124 52,932
Capital expenditures                 46,174 49,314 34,989
Restructuring charges                      
Total restructuring                 18,719 14,254 7,171
Impairment and write down of long-lived assets                      
Impairment and write-down of long-lived assets                 8,674 15,786  
(Gain) loss on sales and disposals of assets:                      
Total (gain) loss on sales and disposals of assets                 18 318 (1,261)
Assets                      
Total assets 911,591       980,862       911,591 980,862  
Tantalum
                     
Segment and geographic information                      
Number of manufacturing sites                 8    
Net sales                 412,791 416,995 486,595
Operating income (loss)                 41,573 52,508 134,363
Depreciation and amortization                 21,154 21,537 29,307
Capital expenditures                 13,669 12,357 8,962
Restructuring charges                      
Total restructuring                 3,979 950 864
Impairment and write down of long-lived assets                      
Impairment and write-down of long-lived assets                 3,348 15,786  
(Gain) loss on sales and disposals of assets:                      
Total (gain) loss on sales and disposals of assets                 (187) 269 25
Assets                      
Total assets 404,333       512,640       404,333 512,640  
Ceramic
                     
Segment and geographic information                      
Number of manufacturing sites                 2    
Net sales                 209,514 213,767 210,509
Operating income (loss)                 53,149 59,261 61,732
Depreciation and amortization                 6,253 6,402 7,735
Capital expenditures                 3,169 6,682 4,764
Restructuring charges                      
Total restructuring                 3,356 211 444
(Gain) loss on sales and disposals of assets:                      
Total (gain) loss on sales and disposals of assets                 26 69 (1,578)
Assets                      
Total assets 145,793       202,713       145,793 202,713  
Film and Electrolytic
                     
Segment and geographic information                      
Number of manufacturing sites                 14    
Net sales                 220,649 354,071 321,384
Operating income (loss)                 (35,311) 22,065 29,702
Depreciation and amortization                 13,761 12,121 11,831
Capital expenditures                 23,970 21,539 16,445
Restructuring charges                      
Total restructuring                 9,621 13,093 5,863
Impairment and write down of long-lived assets                      
Impairment and write-down of long-lived assets                 5,326    
(Gain) loss on sales and disposals of assets:                      
Total (gain) loss on sales and disposals of assets                 179 (20) 292
Assets                      
Total assets 361,465       265,509       361,465 265,509  
Corporate
                     
Segment and geographic information                      
Operating income (loss)                 (98,693) (96,033) (96,536)
Depreciation and amortization                 4,391 4,064 4,059
Capital expenditures                 5,366 8,736 4,818
Restructuring charges                      
Total restructuring                 $ 1,763