Note 11 - Stockholders' Equity, Stock Plans and Other Employee Benefit Plans (Details) (USD $)	0 Months Ended	12 Months Ended			150 Months Ended									12 Months Ended	0 Months Ended	12 Months Ended									0 Months Ended	53 Months Ended					12 Months Ended					1 Months Ended
	Feb. 13, 2013	Mar. 30, 2014	Mar. 31, 2013	Mar. 25, 2012	Mar. 30, 2014	Dec. 13, 2013	Jun. 05, 2013	Sep. 13, 2012	Dec. 31, 2011	Sep. 14, 2010 Newly Authorized Additional Shares Pursuant to 2010 Plan [Member]	Sep. 14, 2010 Shares Not Issued Under 2001 Plan and 2002 Plan [Member]	Sep. 14, 2010 Shares Expired or Forfeited Up to 100000 Shares [Member]	Mar. 30, 2014 Employee Stock Option [Member]	Mar. 30, 2014 Restricted Stock [Member] Executive Chairman of the Board [Member]	Jun. 04, 2013 Restricted Stock [Member] Chief Executive Officer [Member]	Mar. 30, 2014 Restricted Stock [Member]	Mar. 31, 2013 Restricted Stock [Member]	Mar. 25, 2012 Restricted Stock [Member]	Mar. 30, 2014 The 2010 Plan [Member]	Mar. 30, 2014 Options Granted Before The 2010 Plan [Member]	Mar. 30, 2014 Stock Incentive Plans [Member] Minimum [Member]	Mar. 30, 2014 Stock Incentive Plans [Member] Maximum [Member]	Jun. 05, 2013 The 2013 Rights [Member]	Mar. 30, 2014 Common Stock Purchase Rights [Member]	Dec. 13, 2013 MSI Agreement [Member]	Mar. 30, 2014 Sixth Stock Repurchase Plan [Member]	Feb. 01, 2011 Sixth Stock Repurchase Plan [Member]	Nov. 03, 2009 Sixth Stock Repurchase Plan [Member]	Mar. 30, 2014 Executive Chairman of the Board [Member] Base Salary [Member]	Mar. 30, 2014 Executive Chairman of the Board [Member] Consulting Fee [Member]	Mar. 30, 2014 Executive Chairman of the Board [Member]	Mar. 30, 2014 Chief Executive Officer [Member] Base Salary [Member]	Mar. 30, 2014 Chief Operating Officer [Member] Base Salary [Member]	Mar. 30, 2014 Executive Vice President [Member] Base Salary [Member]	Mar. 30, 2014 One Employee [Member] Base Salary [Member]	Dec. 31, 2011 Minimum [Member]	Dec. 31, 2011 Maximum [Member]
Note 11 - Stockholders' Equity, Stock Plans and Other Employee Benefit Plans (Details) [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in Shares)										150,000	171,000	100,000	318,500			219,844
Increased Number of Shares Available for Issuance Due to Plan Amendment (in Shares)								250,000
Amount of Available Common Shares Reduced by Each Share of Restricted Stock Granted (in Shares)								3.2
Share-Based Compensation Arrangement by Share-Based Payment Award Option Life				5 years															5 years	10 years
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period				4 years												5 years	4 years				3 years	5 years
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in Shares)		25,000												50,000	25,000	25,000	50,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in Dollars per share)		$ 49.80														$ 49.80	$ 29.29
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Share-based Awards Other than Options																$ 1,245,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period (in Shares)		10,000															10,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number (in Shares)		55,000	40,000		55,000												40,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares)		0	0	177,500
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (in Dollars per share)		$ 0	$ 0	$ 17.75
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense		286,000	251,000	101,000
Share-Based Compensation Total Unamortized Compensation Expense		2,075,000			2,075,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition		1 year 9 months													5 years
Stock Options Exercised During Period (in Shares)		150,000	192,500	25,500
Proceeds from Stock Options Exercised		944,000	389,000	65,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value		6,038,000	3,523,000	289,000
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit (in Dollars per share)		$ 5.62
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit (in Dollars per share)		$ 17.75
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value																533	293	0
Minimum Percentage of Common Stock Acquired by a Person or Group which Triggers Exercise of New Rights							15.00%
New Right Purchase Price (in Dollars per share)							$ 100.00
Common Stock, Capital Shares Reserved for Future Issuance (in Shares)																							10,188,600	10,522,052
Common Stock, Par or Stated Value Per Share (in Dollars per share)	$ 0.01	$ 0.01	$ 0.01		$ 0.01	$ 0.01
Stock Repurchase Program, Authorized Amount																									5,000,000
Stock Repurchase Program, Number of Shares Authorized to be Repurchased (in Shares)									500,000																800,000			500,000
Treasury Stock, Shares, Acquired (in Shares)		30,463			4,610,026																					511,067
Treasury Stock, Value, Acquired, Cost Method		1,486,000	3,085,000	15,867,000	54,884,000																					11,279,000
Stock Repurchase Program Number of Additional Shares Authorized to be Repurchased (in Shares)																											300,000
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased (in Shares)																										288,933
Modified Dutch Tender Offer Stock Repurchase Price Per Share (in Dollars per share)																																				$ 20.00	$ 22.00
Contractual Obligation																													600,000	200,000		350,000	289,000	210,000	136,000
Term of Consulting Period Pursuant to the Lorber Employment Agreement																															3 years
Number of Times of Salary and Bonus, Lump Sum Cash Payment		2.99			2.99
Share Price (in Dollars per share)	$ 36.87														$ 49.80
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized															1,245,000
Stock Repurchased During Period, Shares (in Shares)	67,619
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent		20.00%
Defined Contribution Plan Employer Matching Contribution Rate Per Dollar		0.25
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay		3.00%
Defined Contribution Plan, Employer Discretionary Contribution Amount		34,000	31,000	30,000
Multiemployer Plans, Plan Contributions		$ 10,000	$ 16,000	$ 19,000