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Amount after unamortized (discount) premium and debt issuance costs of long-term debt, including acquisition related contingent payment classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

No definition available.

Name:	cvv_LongtermDebtIncludingAcquisitionRelatedContingentPaymentExcludingCurrentMaturities
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Data Type:	xbrli:monetaryItemType
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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, including acquisition related contingent payment. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

No definition available.

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

Face (par) amount of debt instrument at time of issuance.

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-Name Accounting Standards Codification
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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