(4) Stock Compensation Plans (Detail) (USD $)	1 Months Ended		12 Months Ended			25 Months Ended	36 Months Ended
	Apr. 30, 2012	Jan. 31, 2011	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Apr. 30, 2014	Dec. 31, 2013	Oct. 31, 2012	Dec. 30, 2011	Apr. 30, 2011	Jan. 07, 2011	Dec. 31, 2009
RSU Oustanding					481,500
RSU Available For Future Issuance					870,000
RSU Oustanding Value (in Dollars)					$ 3,500,000
Share Price (in Dollars per share)					$ 7.34	$ 9			$ 11	$ 9.50
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	143,000				30,000
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period						3 years	3 years
Stock Issued During Period, Shares, Restricted Stock Award, Gross			315,000	345,000	297,500
Restricted Stock or Unit Expense (in Dollars)				2,200,000	3,700,000
Allocated Share-based Compensation Expense (in Dollars)			2,200,000	2,300,000	2,700,000
Options - One Time Offer To Relinquish Vested Options											(234,167)
Options Value - One Time Offer To Relinquish Vested Options (in Dollars)											140,000
Payment for Share Options Relinquished (in Dollars)								1,500,000
Shares Relinquished								200,000
Stock Price Used To Estimate RSU Value (in Dollars)								$ 2.30
Stock Options Authorized by BOD												250,000
Stock Options Authorized by BOD and Issued		140,000
Stock Options Authorized by BOD Remaining in Plan				86,000