Debt and Financing Arrangements (Long term Debt) (Details) - USD ($)	Mar. 31, 2017	Dec. 31, 2016
Debt Instrument [Line Items]
Other	$ 34,424,000	$ 37,195,000
Debt issuance costs	(7,008,000)	0
Total	325,928,000	362,879,000
Less: current maturities of debt	7,898,000	11,038,000
Long-term debt	318,030,000	351,841,000
Term loan [Member] \| Term Loan Due 2024 [Member]
Debt Instrument [Line Items]
Term loan	298,512,000	0
Debt instrument, face amount	300,000,000.0
Term loan [Member] \| Term Loan Due 2021 [Member]
Debt Instrument [Line Items]
Term loan	$ 0	325,684,000
Debt instrument, face amount		$ 325,700,000.0

Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.13,16)
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Face (par) amount of debt instrument at time of issuance.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of loans from a bank with maturities initially due after one year or beyond the normal operating cycle if longer.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt 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.

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Amount of long-term debt classified as other.

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