Annual report pursuant to Section 13 and 15(d)

Acquisitions Acquisitions (Details 2)

v3.3.0.814
Acquisitions Acquisitions (Details 2) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2014
Sep. 30, 2014
Mar. 31, 2015
Mar. 31, 2013
Mar. 31, 2014
Apr. 02, 2013
Business Acquisition [Line Items]            
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent [1]         $ (8,300)  
Goodwill     $ 0 $ 0 31,997 [1],[2]  
Goodwill impairment $ 20,547 $ 11,450 [1] 31,997 [1] $ 2,884    
Kentrox [Member]            
Business Acquisition [Line Items]            
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAcquired           $ 2,355
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory           5,045
Business Acquisition, Purchase Price Allocation, Current Assets Trade Accounts Receivable           4,325
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLandHeldForSaleAcquired           1,044
BusinessAcquisitionPurchasePriceAllocationCurrentAssetsOtherassets           882
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill           15,980
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other           (2,963)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable           (4,838)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent           (1,980)
Goodwill           11,450
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest           31,300
Scenario, Previously Reported [Member]            
Business Acquisition [Line Items]            
Goodwill     0   31,102  
Goodwill impairment     31,102      
Scenario, Previously Reported [Member] | Kentrox [Member]            
Business Acquisition [Line Items]            
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAcquired           2,355
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory           5,045
Business Acquisition, Purchase Price Allocation, Current Assets Trade Accounts Receivable           4,325
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLandHeldForSaleAcquired           1,044
BusinessAcquisitionPurchasePriceAllocationCurrentAssetsOtherassets           882
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill           15,980
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other           (2,963)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable           (3,393)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent           (2,530)
Goodwill           10,555
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest           31,300
Restatement Adjustment [Member]            
Business Acquisition [Line Items]            
Goodwill     0   $ 895  
Goodwill impairment   $ 895 $ 895      
Restatement Adjustment [Member] | Kentrox [Member]            
Business Acquisition [Line Items]            
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAcquired           0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory           0
Business Acquisition, Purchase Price Allocation, Current Assets Trade Accounts Receivable           0
BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLandHeldForSaleAcquired           0
BusinessAcquisitionPurchasePriceAllocationCurrentAssetsOtherassets           0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill           0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other           0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable           (1,445)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent           550
Goodwill           895
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Less Noncontrolling Interest           $ 0
[1] See Note 1 for restatement information.
[2] Certain amounts have been adjusted to reflect measurement period adjustments related to the CSI acquisition (see Note 2).