| Schedule of Quarterly Financial Information [Table Text Block] |
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Fiscal
Year 2012
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1st
Qtr.
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2nd
Qtr.
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3rd
Qtr.
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4th
Qtr.
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Total
revenues
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$
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143,960
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$
|
144,200
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$
|
153,309
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$
|
157,483
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Operating
expenses
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133,552
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134,387
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142,706
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141,548
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Operating
income
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10,408
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9,813
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|
10,603
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|
15,935
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Other
expense, net
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1,088
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|
1,269
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|
1,179
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|
1,680
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Income
before taxes
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9,320
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8,544
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9,424
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14,255
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Income
tax expense
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3,862
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3,089
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3,766
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5,290
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Net
income
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$
|
5,458
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$
|
5,455
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$
|
5,658
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$
|
8,965
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Basic
income per share
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$
|
0.25
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$
|
0.25
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$
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0.25
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$
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0.40
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Diluted
income per share
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$
|
0.24
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$
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0.24
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$
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0.25
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$
|
0.39
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Fiscal
Year 2011
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1st
Qtr.
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2nd
Qtr.
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3rd
Qtr.
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4th
Qtr.
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Total
revenues
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$
|
142,518
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$
|
135,783
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$
|
138,766
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$
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151,182
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Operating
expenses
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132,688
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128,013
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136,370
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140,392
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Operating
income
|
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|
9,830
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|
7,770
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|
2,396
|
|
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|
10,790
|
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Other
expense, net
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|
2,176
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|
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|
2,172
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(2,373
|
)
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|
1,388
|
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Income
before taxes
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7,654
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|
5,598
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4,769
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|
9,402
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Income
tax expense
|
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|
3,262
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|
2,472
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|
2,503
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3,924
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Net
income
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$
|
4,392
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$
|
3,126
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$
|
2,266
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$
|
5,478
|
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|
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|
|
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Basic
income per share
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|
$
|
0.20
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$
|
0.14
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$
|
0.10
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$
|
0.25
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Diluted
income per share
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|
$
|
0.19
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$
|
0.14
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$
|
0.10
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$
|
0.24
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|