XML 22 R46.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Shared Based Compensation (Tables) | 12 Months Ended
--- | ---
Aug. 31, 2014
Share Based Compensation [Abstract] |
Schedule Of Share-Based Compensation Expense |
|  |  | For the years ended August 31,
$ in thousands |  | 2014 |  | 2013 |  | 2012
Share-based compensation expense included in cost of |  |  |  |  |  |  |  |  |
operating revenues |  | $ | 205 |  | $ | 214 |  | $ | 225
Research and development |  |  | 135 |  |  | 233 |  |  | 189
Sales and marketing |  |  | 570 |  |  | 547 |  |  | 524
General and administrative |  |  | 3,297 |  |  | 3,579 |  |  | 3,001
Share-based compensation expense included in |  |  |  |  |  |  |  |  |
operating expenses |  |  | 4,002 |  |  | 4,359 |  |  | 3,714
Total share-based compensation expense |  |  | 4,207 |  |  | 4,573 |  |  | 3,939
Tax benefit |  |  | (1,594) |  |  | (1,733) |  |  | (1,493)
Share-based compensation expense, net of tax |  | $ | 2,613 |  | $ | 2,840 |  | $ | 2,446
Schedule Of Assumptions Used |
|  |  |  |  |  | Grant Year
Weighted-Average Assumptions |  |  |  |  |  | Fiscal 2014 |  | Fiscal 2013
Risk-free interest rate |  |  |  |  |  |  | 1.9% |  |  | 1.2%
Dividend yield |  |  |  |  |  |  | 0.7% |  |  | 0.6%
Expected life (years) |  |  |  |  |  |  | 7 |  |  | 7
Volatility |  |  |  |  |  |  | 55.2% |  |  | 56.3%
Weighted-average grant-date fair value of options granted | $ | 40.40 |  | $ | 40.09
Summary Of Stock Option Activity |
|  | Number of stock options |  | Average Exercise Price |  | Average Remaining Contractual Term (years) |  | Aggregate Intrinsic Value ('000s)
Stock options outstanding at August 31, 2012 |  | 146,298 |  | $ | 30.97 |  | 3.9 |  | $ | 5,031
Granted |  | 24,684 |  | $ | 75.68 |  |  |  |  |
Exercised |  | (89,390) |  | $ | 22.77 |  |  |  | $ | 4,960
Forfeitures |  | (2,454) |  | $ | 67.03 |  |  |  |  |
Stock options outstanding at August 31, 2013 |  | 79,138 |  | $ | 53.06 |  | 6.4 |  | $ | 1,817
Granted |  | 25,394 |  | $ | 76.39 |  |  |  |  |
Exercised |  | (15,590) |  | $ | 29.21 |  |  |  | $ | 853
Forfeitures |  | (2,319) |  | $ | 67.55 |  |  |  |  |
Stock options outstanding at August 31, 2014 |  | 86,623 |  | $ | 63.80 |  | 7.3 |  | $ | 1,211
Exercisable at August 31, 2012 |  | 112,987 |  | $ | 22.97 |  | 2.4 |  | $ | 4,789
Exercisable at August 31, 2013 |  | 31,927 |  | $ | 32.70 |  | 3.0 |  | $ | 1,383
Exercisable at August 31, 2014 |  | 30,130 |  | $ | 49.55 |  | 5.3 |  | $ | 851
Summary Of Share Based Compensation Additional Information |
|  |  | For the years ended August 31,
$ in thousands |  | 2014 |  | 2013 |  | 2012
Intrinsic value of stock options exercised |  | $ | 853 |  | $ | 4,960 |  | $ | 971
Cash received from stock option exercises |  | $ | 455 |  | $ | 2,036 |  | $ | 567
Tax benefit realized from stock option exercises |  | $ | 317 |  | $ | 1,817 |  | $ | 368
Aggregate grant-date fair value of stock options vested |  | $ | 34.89 |  | $ | 31.04 |  | $ | N/A
Summary Of Restricted Stock Units |
|  | Number of restricted stock units |  | Weighted-Average Grant-Date Fair Value
Restricted stock units outstanding at August 31, 2012 |  |  | 67,535 |  | $ | 54.35
Granted |  |  | 30,551 |  |  | 77.46
Vested |  |  | (37,534) |  |  | 51.82
Forfeited |  |  | (3,121) |  |  | 65.52
Restricted stock units outstanding at August 31, 2013 |  |  | 57,431 |  | $ | 68.06
Granted |  |  | 35,450 |  |  | 76.46
Vested |  |  | (31,204) |  |  | 67.49
Forfeited |  |  | (2,524) |  |  | 70.07
Restricted stock units outstanding at August 31, 2014 |  |  | 59,153 |  | $ | 73.40
Schedule Of Performance Stock Status |
|  | Number of performance stock units |  | Weighted-Average Grant-Date Fair Value
Performance stock units outstanding at August 31, 2012 |  |  | 79,024 |  | $ | 45.32
Granted |  |  | 13,072 |  |  | 74.31
Vested |  |  | (36,634) |  |  | 32.81
Forfeited |  |  | (2,663) |  |  | 60.65
Performance stock units outstanding at August 31, 2013 |  |  | 52,799 |  | $ | 60.41
Granted |  |  | 13,434 |  |  | 74.84
Vested |  |  | (23,454) |  |  | 55.45
Forfeited |  |  | (2,027) |  |  | 64.57
Performance stock units outstanding at August 31, 2014 |  |  | 40,752 |  | $ | 67.81

X
- Definition Summary Of Share Based Compensation Additional Information [Table Text Block] + References No definition available. + Details
Name: | lnn_SummaryOfShareBasedCompensationAdditionalInformationTableTextBlock
Namespace Prefix: | lnn_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the assumptions used to determine for pension plans and/or other employee benefit plans the benefit obligation and net benefit cost, including assumed discount rates, rate increase in compensation increase, and expected long-term rates of return on plan assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfAssumptionsUsedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of share-based compensation plans that may be presented in a single table for outstanding, vested and expected to vest, and exercisable awards. The information that may be disclosed in this table may include, but is not limited to, number of shares, weighted average exercise price, weighted average remaining contractual life, and aggregate intrinsic value. + References No definition available. + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the number, aggregate intrinsic value (except for nonpublic entities), and weighted-average remaining contractual term for both performance-based awards (or share units) outstanding and performance-based awards (or share units) fully vested and expected to vest at the date of the latest statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardPerformanceBasedUnitsVestedAndExpectedToVestTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration