Annual report pursuant to Section 13 and 15(d)

Miscellaneous Income (Expense) (Details)

v2.4.0.6
Miscellaneous Income (Expense) (Details) (USD $)
In Thousands, unless otherwise specified
 1 Months Ended 11 Months Ended 12 Months Ended
Apr. 30, 2010
Mar. 31, 2011
Mar. 31, 2013
Mar. 31, 2012
Successor [Member]
        
Component of Operating Other Cost and Expense [Line Items]        
Foreign currency transaction gain or (loss)   $ (276) $ (426) $ (1,071)
Gain (loss) on foreign exchange forwards   0 3 (554)
Compliance fees and costs   600 55 0
Other   204 43 (46)
Total miscellaneous income (expense)   (5,224) (325) (1,671)
Predecessor [Member]
        
Component of Operating Other Cost and Expense [Line Items]        
Foreign currency transaction gain or (loss) 254      
Gain (loss) on foreign exchange forwards 0      
Compliance fees and costs 0      
Other 50      
Total miscellaneous income (expense) (8,901)      
CHS Transactions [Member]
        
Component of Operating Other Cost and Expense [Line Items]        
Employee bonus payments paid in connection with the CHS Transactions (3,545)      
CHS Transactions [Member] | Successor [Member]
        
Component of Operating Other Cost and Expense [Line Items]        
Professional fees and expenses related to CHS Transactions and debt registration   (5,752) 0 0
Employee bonus payments paid in connection with the CHS Transactions 0      
CHS Transactions [Member] | Predecessor [Member]
        
Component of Operating Other Cost and Expense [Line Items]        
Professional fees and expenses related to CHS Transactions and debt registration (5,660)      
Employee bonus payments paid in connection with the CHS Transactions $ (3,545)