Discontinued Operations (Schedule Of Disposal Groups Including Discontinued Operations Nonrecurring Fair Value Measurement) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($)
Long-Lived Assets Of Discontinued Operations [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge	$ 604
Goodwill Of Discontinued Operations [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge	515
Accounts Receivable [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge	73
Inventory [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge	468
Other Assets [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge	40
Fair Value As Of Measurement Date [Member] | Long-Lived Assets Of Discontinued Operations [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge	$ 131
Fair Value As Of Measurement Date [Member] | Goodwill Of Discontinued Operations [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge
Fair Value As Of Measurement Date [Member] | Accounts Receivable [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge	$ 350
Fair Value As Of Measurement Date [Member] | Inventory [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge	26
Fair Value As Of Measurement Date [Member] | Other Assets [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge	$ 3
Quoted Prices In Active Markets For Identical Assets (Level 1) [Member] | Long-Lived Assets Of Discontinued Operations [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge
Quoted Prices In Active Markets For Identical Assets (Level 1) [Member] | Goodwill Of Discontinued Operations [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge
Quoted Prices In Active Markets For Identical Assets (Level 1) [Member] | Accounts Receivable [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge
Quoted Prices In Active Markets For Identical Assets (Level 1) [Member] | Inventory [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge
Quoted Prices In Active Markets For Identical Assets (Level 1) [Member] | Other Assets [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge
Significant Other Observable Inputs (Level 2) [Member] | Long-Lived Assets Of Discontinued Operations [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge
Significant Other Observable Inputs (Level 2) [Member] | Goodwill Of Discontinued Operations [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge
Significant Other Observable Inputs (Level 2) [Member] | Accounts Receivable [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge
Significant Other Observable Inputs (Level 2) [Member] | Inventory [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge
Significant Other Observable Inputs (Level 2) [Member] | Other Assets [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge
Significant Unobservable Inputs (Level 3) [Member] | Long-Lived Assets Of Discontinued Operations [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge	$ 131
Significant Unobservable Inputs (Level 3) [Member] | Goodwill Of Discontinued Operations [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge
Significant Unobservable Inputs (Level 3) [Member] | Accounts Receivable [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge	$ 350
Significant Unobservable Inputs (Level 3) [Member] | Inventory [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge	26
Significant Unobservable Inputs (Level 3) [Member] | Other Assets [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment Charge	$ 3