Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Stock-based Compensation - Restricted Stock Transactions (Details)

v3.7.0.1
Note 4 - Stock-based Compensation - Restricted Stock Transactions (Details) - Restricted Stock [Member]
6 Months Ended
Mar. 31, 2017
$ / shares
shares
Balance, unvested shares (in shares) | shares 563,570
Balance, weighted-average grant date fair value (in dollars per share) | $ / shares $ 14.26
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period | shares 3,795
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value | $ / shares $ 16.45
Vested (in shares) | shares (5,262)
Vested (in dollars per share) | $ / shares $ 14.66
Forfeited (in shares) | shares (7,526)
Forfeited (in dollars per share) | $ / shares $ 14.91
Balance, unvested shares (in shares) | shares 554,577
Balance, weighted-average grant date fair value (in dollars per share) | $ / shares $ 14.26