Long-Term Obligations (Interest Expense Recognized) (Details) (USD $) In Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Amortization of discount on convertible debentures			$ 9,744	$ 9,086
2.75% Series A [Member]
Contractual coupon interest	1,890	1,891	3,781	3,781
Amortization of discount on convertible debentures	2,532	2,365	5,020	4,690
Interest expense	4,422	4,256	8,801	8,471
2.75% Series B [Member]
Contractual coupon interest	1,890	1,891	3,781	3,781
Amortization of discount on convertible debentures	2,383	2,218	4,724	4,396
Interest expense	$ 4,273	$ 4,109	$ 8,505	$ 8,177

Contractual interest expense incurred during the reporting period related to the convertible debentures.

Name:	lncr_InterestExpenseConvertibleDebt
Namespace Prefix:	lncr
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The component of interest income or expense representing the periodic increase in or charge against earnings to reflect amortization of debt discounts and premiums over the life of the related debt instruments, which are liabilities of the entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher AICPA
-Name Accounting Principles Board Opinion (APB)
-Number 21
-Paragraph 16

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 8
-Article 5

+ Details

Name:	us-gaap_AmortizationOfDebtDiscountPremium
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Interest expense related to convertible debt instruments which has been recognized for the period, including the contractual interest coupon and amortization of the debt discount, if any.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name FASB Staff Position (FSP)
-Number APB14-1
-Paragraph 33
-Subparagraph b

+ Details

Name:	us-gaap_DebtInstrumentConvertibleInterestExpense
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration