Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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+ Details

- Definition

Loss recognized during the period that results from the write-down of goodwill after comparing the implied fair value of reporting unit goodwill with the carrying amount of that goodwill. Goodwill is assessed at least annually for impairment.

+ References

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+ Details

Summary of Significant Accounting Policies (Details) (USD $)	3 Months Ended			6 Months Ended	12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012 segment	Dec. 31, 2011	Jun. 30, 2012 segment	Dec. 31, 2012 segment	Dec. 31, 2010
Summary of Significant Accounting Policies
Number of reportable segments		3		1	3
Goodwill
Goodwill	$ 8,729,438		$ 3,119,246		$ 8,729,438	$ 3,160,858
Impairment of goodwill	0		0		0
Package Testing
Goodwill
Goodwill	$ 5,940,437		$ 366,655		$ 5,940,437