Subsequent Events	6 Months Ended
Jun. 30, 2012
Subsequent Events (Abstract)
Subsequent Events	16. Subsequent Events: On August 7, 2012, the Company entered into an amortizing interest rate swap agreement for an initial notional amount of $450,000 maturing in July 2017. This agreement was entered into to hedge the Company's exposure to interest rate fluctuations by fixing the interest rate at 1.0425% from July 2013 until July 2017.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

No definition available.

Name:	us-gaap_SubsequentEventsTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration