Consolidated Statements of Stockholders' Equity (Parenthetical)	12 Months Ended
Dec. 31, 2012
Statement of Stockholders' Equity [Abstract]
Number of converted redeemable preference shares	68

Number of redeemable preferred stock shares converted.

No definition available.

Name:	lxu_NumberOfRedeemablePreferredStockSharesConverted
Namespace Prefix:	lxu_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration