Annual report pursuant to Section 13 and 15(d)

EQUITY AND EARNINGS PER SHARE (Details Narrative 1)

v2.4.1.9
EQUITY AND EARNINGS PER SHARE (Details Narrative 1) (USD $)
In Thousands, except Share data, unless otherwise specified
 12 Months Ended 1 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Mar. 31, 2003
Oct. 31, 2005
Mar. 31, 2007
Mar. 31, 2010
Preferred stock liquidation preference, per share $ 25.00us-gaap_PreferredStockLiquidationPreference $ 25.00us-gaap_PreferredStockLiquidationPreference          
Stock issuance costs $ 595us-gaap_PaymentsOfStockIssuanceCosts $ 2,471us-gaap_PaymentsOfStockIssuanceCosts $ 1,083us-gaap_PaymentsOfStockIssuanceCosts        
Preferred stock, shares outstanding 2,463,321us-gaap_PreferredStockSharesOutstanding 2,463,321us-gaap_PreferredStockSharesOutstanding          
Noncontrolling interest ownership in New Media   15.40%us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners          
Series B Cumulative Redeemable Preferred Stock [Member]              
Issuance of preferred stock       62,500us-gaap_StockIssuedDuringPeriodValueOther
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesBPreferredStockMember 		     
Issuance of preferred stock, shares       2,500,000us-gaap_StockIssuedDuringPeriodSharesOther
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesBPreferredStockMember 		     
Preferred stock, dividend percentage 9.75%us-gaap_PreferredStockDividendRatePercentage
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesBPreferredStockMember 		9.75%us-gaap_PreferredStockDividendRatePercentage
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesBPreferredStockMember 		  9.75%us-gaap_PreferredStockDividendRatePercentage
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesBPreferredStockMember 		     
Preferred stock liquidation preference, per share       $ 25.00us-gaap_PreferredStockLiquidationPreference
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesBPreferredStockMember 		     
Stock issuance costs       2,400us-gaap_PaymentsOfStockIssuanceCosts
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesBPreferredStockMember 		     
Preferred stock, shares outstanding 1,347,321us-gaap_PreferredStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesBPreferredStockMember 		          1,347,321us-gaap_PreferredStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesBPreferredStockMember
Series C Cumulative Redeemable Preferred Stock [Member]              
Issuance of preferred stock         40,000us-gaap_StockIssuedDuringPeriodValueOther
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesCPreferredStockMember 		   
Issuance of preferred stock, shares         1,600,000us-gaap_StockIssuedDuringPeriodSharesOther
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesCPreferredStockMember 		   
Preferred stock, dividend percentage 8.05%us-gaap_PreferredStockDividendRatePercentage
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesCPreferredStockMember 		8.05%us-gaap_PreferredStockDividendRatePercentage
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesCPreferredStockMember 		    8.05%us-gaap_PreferredStockDividendRatePercentage
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesCPreferredStockMember 		   
Preferred stock liquidation preference, per share         $ 25.00us-gaap_PreferredStockLiquidationPreference
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesCPreferredStockMember 		   
Increased dividend rate of preferred stock, if delisting occurs         9.05%nct_DividendRateOfPreferredStockPotentialIncreaseRate
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesCPreferredStockMember 		   
Stock issuance costs         1,500us-gaap_PaymentsOfStockIssuanceCosts
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesCPreferredStockMember 		   
Preferred stock, shares outstanding 496,000us-gaap_PreferredStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesCPreferredStockMember 		          496,000us-gaap_PreferredStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesCPreferredStockMember
Series D Cumulative Redemable Preferred [Member]              
Issuance of preferred stock           50,000us-gaap_StockIssuedDuringPeriodValueOther
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesDPreferredStockMember 		 
Issuance of preferred stock, shares           2,000,000us-gaap_StockIssuedDuringPeriodSharesOther
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesDPreferredStockMember 		 
Preferred stock, dividend percentage 8.375%us-gaap_PreferredStockDividendRatePercentage
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesDPreferredStockMember 		8.375%us-gaap_PreferredStockDividendRatePercentage
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesDPreferredStockMember 		      8.375%us-gaap_PreferredStockDividendRatePercentage
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesDPreferredStockMember 		 
Preferred stock liquidation preference, per share           $ 25.00us-gaap_PreferredStockLiquidationPreference
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesDPreferredStockMember 		 
Increased dividend rate of preferred stock, if delisting occurs           9.375%nct_DividendRateOfPreferredStockPotentialIncreaseRate
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesDPreferredStockMember 		 
Stock issuance costs           $ 1,800us-gaap_PaymentsOfStockIssuanceCosts
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesDPreferredStockMember 		 
Preferred stock, shares outstanding 620,000us-gaap_PreferredStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesDPreferredStockMember 		          620,000us-gaap_PreferredStockSharesOutstanding
/ us-gaap_StatementClassOfStockAxis
= us-gaap_SeriesDPreferredStockMember