XML 107 R74.htm IDEA: XBRL DOCUMENT v2.4.0.6

Note 13 - Operating Leases (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Operating Leases, Rent Expense	$ 1.2	$ 1.4	$ 1.2

X

- Definition

No authoritative reference available.

+ References

No definition available.

+ Details

Name:	us-gaap_LeaseAndRentalExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration