Condensed Consolidated Statements Of Income (Loss) And Retained Earnings (Parenthetical) (USD $)	3 Months Ended
Mar. 31, 2014	Mar. 31, 2013
Cost of sales, accumulated other comprehensive income reclassifications	$ 23,538,514	$ 21,776,225
Reclassification Out Of Accumulated Other Comprehensive Income [Member] \| Net Periodic Pension And Postretirement [Member]
GAIN ON DISPOSAL OF ASSETS FROM TDI AND BLC	$ 0	$ 0

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 2

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.2(a),(d))

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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