Fair Value Measurements (Fair Value Assets (Liabilities) Measured On Recurring Basis) (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2013 Fair Value Measurements Recurring [Member]		Dec. 31, 2012 Fair Value Measurements Recurring [Member]		Dec. 31, 2013 Level 1 [Member] Fair Value Measurements Recurring [Member]		Dec. 31, 2012 Level 1 [Member] Fair Value Measurements Recurring [Member]		Dec. 31, 2013 Level 2 [Member] Fair Value Measurements Recurring [Member]		Dec. 31, 2012 Level 2 [Member] Fair Value Measurements Recurring [Member]		Dec. 31, 2013 Level 3 [Member] Fair Value Measurements Recurring [Member]		Dec. 31, 2012 Level 3 [Member] Fair Value Measurements Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Forward currency exchange contracts, assets		$ 6,000		$ (406,000)		$ 0		$ 0		$ 6,000		$ (406,000)		$ 0		$ 0
Nonqualified plan related assets		14,576,000	[1]	11,347,000	[1]	14,576,000	[1]	11,347,000	[1]	0	[1]	0	[1]	0	[1]	0	[1]
Marketable securities				6,042,000	[2]			6,042,000	[2]			0	[2]			0	[2]
Total		14,582,000		16,983,000		14,576,000		17,389,000		6,000		(406,000)		0		0
Unrealized total losses recorded in accumulated other comprehensive income	$ 300,000

[1] The nonqualified plan-related assets have an offsetting liability of equal amount, which is included in "Accounts payable and accrued expenses" in the consolidated balance sheets.

[2] Cumulative unrealized total gains, net of tax, on these equity securities of $0.3 million as of December 31, 2012 are recorded in "Accumulated other comprehensive income (loss)" in the consolidated statements of equity. These marketable securities were sold during the second quarter of 2013.