STOCKHOLDERS' EQUITY, Share Repurchase Program, Preferred Stock and Common Stock (Details)
$ / shares in Units, $ in Thousands |
3 Months Ended |
12 Months Ended |
|
Jan. 31, 2017
USD ($)
Quarter
Director
$ / shares
shares
|
Jan. 31, 2016
USD ($)
|
Oct. 31, 2016 |
| Equity, Class of Treasury Stock [Line Items] |
|
|
|
| Proceeds received from sale of Class A Common Stock | $ |
$ 49
|
$ 57
|
|
| Current Program [Member] |
|
|
|
| Equity, Class of Treasury Stock [Line Items] |
|
|
|
| Number of shares authorized to be repurchased (in shares) |
2,000,000
|
|
|
| Common Stock [Member] | Share Repurchase Program [Member] |
|
|
|
| Equity, Class of Treasury Stock [Line Items] |
|
|
|
| Number of shares repurchased (in shares) |
4,600
|
|
|
| Class A Common Stock [Member] | Share Repurchase Program [Member] |
|
|
|
| Equity, Class of Treasury Stock [Line Items] |
|
|
|
| Number of shares repurchased (in shares) |
913,331
|
|
|
| Series F Senior Redeemable Preferred Stock [Member] |
|
|
|
| Equity, Class of Treasury Stock [Line Items] |
|
|
|
| Preferred stock, redemption price per share (in dollars per share) | $ / shares |
$ 25.00
|
|
|
| Number of quarters with cumulative arrearage of quarterly dividends to trigger the election of additional board members by holders of preferred stock | Quarter |
6
|
|
|
| Number of directors redeemable preferred stockholders are entitled to elect | Director |
2
|
|
|
| Preferred stock, dividend rate |
7.125%
|
|
7.125%
|
| Preferred stock, redemption date |
Oct. 24, 2017
|
|
|
| Series G Senior Redeemable Preferred Stock [Member] |
|
|
|
| Equity, Class of Treasury Stock [Line Items] |
|
|
|
| Preferred stock, redemption price per share (in dollars per share) | $ / shares |
$ 25.00
|
|
|
| Number of quarters with cumulative arrearage of quarterly dividends to trigger the election of additional board members by holders of preferred stock | Quarter |
6
|
|
|
| Number of directors redeemable preferred stockholders are entitled to elect | Director |
2
|
|
|
| Preferred stock, dividend rate |
6.75%
|
|
6.75%
|
| Preferred stock, redemption date |
Oct. 28, 2019
|
|
|