Significant Events Additional Details - Sale of Businesses (Details) - USD ($)	3 Months Ended		9 Months Ended
	Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2016	Nov. 30, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gross Proceeds from Divestiture of Business			$ 25,000,000
Divestiture Working Capital Adjustments			747,000
Severance Costs			2,977,000
Gain (Loss) on Disposition of Business	$ 17,491,000	$ 0	17,491,000	$ 0
Texas Monthly
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Mandatory Repayment of Debt, Divestiture Proceeds			15,000,000
Gross Proceeds from Divestiture of Business			25,000,000
Net Proceeds from Divestiture of Businesses			23,500,000
Stated Purchase Price for Divestiture of Business			25,000,000
Divestiture Working Capital Adjustments			700,000.0
Business Divestiture Disposition Costs			800,000
Gain (Loss) on Disposition of Business			(17,500,000)
Maximum | Texas Monthly
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Severance Costs			1,800,000
Midwest Communications Inc | Terre Haute Cluster
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Stated Purchase Price for Divestiture of Business			4,300,000
DLC Media Inc | Terre Haute Cluster
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Stated Purchase Price for Divestiture of Business			$ 900,000