Debt (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Outstanding debt
Total	$ 68,011
Unamortized bond discount	(43)	(75)
Total	67,968	68,007
Less: current portion	67,968	576
Long-term debt		67,431
Scheduled repayments of outstanding debt
Remainder of 2013	68,011
Total	68,011
7.00% Senior Notes
Outstanding debt
Total	67,506	67,506
Interest rate (as a percent)	7.00%	7.00%
Scheduled repayments of outstanding debt
Total	67,506	67,506
Overseas lines of credit
Outstanding debt
Total	$ 505	$ 576

Carrying value as of the balance sheet date of the sum of short-term debt and current maturities of long-term debt and capital lease obligations, which are due within one year (or one business cycle if longer).

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