XML 21 R70.htm IDEA: XBRL DOCUMENT v2.4.1.9
Environmental Costs (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Aug. 31, 2008
Site Contingency [Line Items]    
Undiscounted estimated remediation liability $ 9,957us-gaap_AccrualForEnvironmentalLossContingenciesGross  
Bloomfield [Member]    
Site Contingency [Line Items]    
Undiscounted estimated remediation liability   20,800us-gaap_AccrualForEnvironmentalLossContingenciesGross
/ us-gaap_EnvironmentalRemediationSiteAxis
= kamn_BloomfieldMember
Discount rate   8.00%us-gaap_AccrualForEnvironmentalLossContingenciesDiscountRate
/ us-gaap_EnvironmentalRemediationSiteAxis
= kamn_BloomfieldMember
Accrual for Environmental Loss Contingencies   $ 10,300us-gaap_AccrualForEnvironmentalLossContingencies
/ us-gaap_EnvironmentalRemediationSiteAxis
= kamn_BloomfieldMember