Note 3 - Business Combinations - Preliminary Purchase Price Allocation (Details) (USD $)	Mar. 31, 2015
Goodwill	$ 692,454,000us-gaap_Goodwill
Olson [Member] \| Customer-Related Intangible Assets [Member]
Intangibles	60,338,000
Olson [Member] \| Marketing-Related Intangible Assets [Member]
Intangibles	3,947,000
Olson [Member] \| Developed Technology Rights [Member]
Intangibles	578,000
Olson [Member]
Cash	8,816,000
Contract receivables	36,879,000
Other current and non-current assets	1,512,000
Property and equipment	14,462,000
Goodwill	230,202,000
Total Assets	356,734,000
Accounts payable	9,792,000
Accrued expenses and other liabilities	13,001,000
Accrued salaries and benefits	5,378,000
Deferred revenue	9,742,000
Deferred taxes and income tax payable	20,613,000
Total Liabilities	58,526,000
Net Assets	$ 298,208,000

Amount of accrued expenses and other liabilities assumed at the acquisition date.

No definition available.

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- Definition

Amount of other assets expected to be realized or consumed before and after one year or the normal operating cycle, if longer, acquired at the acquisition date.

+ References

No definition available.

+ Details

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- Definition

Amount of assets acquired at the acquisition date.

+ References

+ Details

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- Definition

Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

+ Details

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- Definition

Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.

+ References

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- Definition

Amount of liabilities incurred for goods and services received that are used in an entity's business and related party payables, assumed at the acquisition date.

+ References

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- Definition

Amount of deferred revenue expected to be recognized as such within one year or the normal operating cycle, if longer, assumed at the acquisition date.

+ References

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- Definition

Amount of other liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

+ References

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- Definition

Amount of deferred tax liability attributable to taxable temporary differences due after one year or the normal operating cycle, if longer, assumed at the acquisition date.

+ References

+ Details

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- Definition

The amount of identifiable intangible assets recognized as of the acquisition date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 55

-Paragraph 37

-URI http://asc.fasb.org/extlink&oid=35744172&loc=d3e2207-128464

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- Definition

Amount of liabilities assumed at the acquisition date.

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- Definition

The amount of property, plant, and equipment recognized as of the acquisition date.

+ References

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- Definition

Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

+ References

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

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