Equity Method Investments (Detail) - Condensed Financial Information Balance Sheet of ICP (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
ICP’s Balance Sheet:
Current assets	$ 25,937	$ 19,972
Noncurrent assets	17,733	19,856
Total assets	43,670	39,828
Current liabilities	23,351	16,631
Noncurrent liabilities	212	203
Equity	20,107	22,994
Total liabilities and equity	$ 43,670	$ 39,828

The amount of assets reported by an equity method investment of the entity.

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+ Details

- Definition

The amount of current assets reported by an equity method investment of the entity.

+ References

+ Details

- Definition

The amount of current liabilities reported by an equity method investment of the entity.

+ References

+ Details

- Definition

Amount of equity, including noncontrolling interest, reported by an equity method investment of the entity.

+ References+ Details

- Definition

The amount of liabilities and equity reported by an equity method investment of the entity.

+ References

+ Details

- Definition

The amount of noncurrent assets reported by an equity method investment of the entity.

+ References

+ Details

- Definition

The amount of noncurrent liabilities reported by an equity method investment of the entity.

+ References

+ Details