Provisions (Details) (EUR €) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011
Provisions
Current portion of provision for lease contract termination costs	€ 2,280	€ 2,326
Non-current portion of provisions for lease contract termination costs	7,974	10,012
Lease contract termination costs [Member]
Provisions
Provision for lease contract termination costs, Beginning Balance	12,338	14,061
Utilization of the provision	(2,545)	(2,452)
Unwinding of discount	628	421
Effect of exchange rates	(167)	308
Provision for lease contract termination costs, Ending Balance	10,254	12,338
Current portion of provision for lease contract termination costs	2,280	2,326
Non-current portion of provisions for lease contract termination costs	€ 7,974	€ 10,012

Amount of any reversal and other adjustment made during the period to the amount of a previously accrued liability for a specified type of restructuring cost, excluding adjustments for costs incurred during the period, costs settled during the period, and foreign currency translation adjustments.

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Carrying amount as of the balance sheet date of known and estimated obligations associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid in the next twelve months or in the normal operating cycle if longer. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.

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- Definition

Carrying amount as of the balance sheet date of known and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid after one year or beyond the next operating cycle, if longer. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.

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- Definition

Amount of cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.

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- Definition

Amount of foreign currency translation adjustment increasing or decreasing the accrual for a specified type of restructuring cost.

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