Valuation and Qualifying Accounts (Details) (USD $)	11 Months Ended	12 Months Ended
	Dec. 31, 2013	Jan. 31, 2013	Jan. 31, 2012
Allowance for doubtful accounts and notes receivable [Member]
Valuation and Qualifying Accounts
Balance at Beginning of Period	$ 25,858,000	$ 25,875,000	$ 31,192,000
Additions Charged to Costs and Expenses	13,467,000	6,016,000	5,439,000
Deductions	24,184,000	6,033,000	10,756,000
Balance at End of Period	15,141,000	25,858,000	25,875,000
Valuation reserve on other investments [Member]
Valuation and Qualifying Accounts
Balance at Beginning of Period	5,277,000	5,168,000	4,881,000
Additions Charged to Costs and Expenses	35,000	109,000	287,000
Deductions	0	0	0
Balance at End of Period	5,312,000	5,277,000	5,168,000
Valuation allowances for deferred tax assets [Member]
Valuation and Qualifying Accounts
Balance at Beginning of Period	53,282,000	55,330,000	61,744,000
Additions Charged to Costs and Expenses	1,047,000	4,025,000	1,962,000
Deductions	6,252,000	6,073,000	8,376,000
Balance at End of Period	$ 48,077,000	$ 53,282,000	$ 55,330,000