SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Allowance for Doubtful Accounts [Member]
Valuation and qualifying accounts disclosure [Rollforward]
Balance at Beginning of Year	$ 2,052		$ 1,926		$ 1,525
Provision Charged (Credited) to Expense	302		143		364
Write-offs / Allowances Changes	(321)	[1]	(25)	[1]	40	[1]
Other Additions (Deductions)	7	[2]	8	[2]	(3)	[2]
Balance at End of Year	2,040		2,052		1,926
Deferred Tax Asset Valuation Allowance [Member]
Valuation and qualifying accounts disclosure [Rollforward]
Balance at Beginning of Year	36,099		23,723		28,123
Provision Charged (Credited) to Expense	(12,948)	[3]	11,807	[3]	(6,442)	[3]
Write-offs / Allowances Changes	(229)	[4]	(129)	[4]	1,693	[4]
Other Additions (Deductions)	942	[2]	698	[2]	349	[2]
Balance at End of Year	$ 23,864		$ 36,099		$ 23,723

[1] Net of collections on accounts previously written off.

[2] Consists principally of adjustments related to foreign exchange.

[3] Credit to expense in 2013 relates primarily to a decrease in foreign net operating loss carryforwards which are precluded from use. Additionally, valuation allowances were released on the Company's French subsidiary and recorded on the Company's Japan subsidiary. Charge to expense in 2012 relates primarily to the increase in foreign net operating loss carryforwards which are precluded from use. Credit to expense in 2011 relates to the release of certain valuation allowances, principally for the Company's United Kingdom and Australian subsidiaries.

[4] Allowance changes arising from reductions in net operating loss carry forwards which are precluded from use and purchase accounting adjustments.