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Note 13 - Redeemable Non-controlling Interests (Details) - Reconciliation of the Beginning and Ending NCI Amounts (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Redeemable Noncontrolling Interest [Line Items] |  |  |
Balance, January 1 | $ 222,073 us-gaap_NonredeemableNoncontrollingInterest | $ 147,751 us-gaap_NonredeemableNoncontrollingInterest |
RNCI share of earnings | 28,200 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | 18,027 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | 13,741 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
RNCI redemption increment | 19,420 us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment | 41,430 us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment | 21,131 us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment
Distributions paid to RNCI | 25,956 us-gaap_PaymentsOfDividendsMinorityInterest | 22,001 us-gaap_PaymentsOfDividendsMinorityInterest | 16,321 us-gaap_PaymentsOfDividendsMinorityInterest
Other | 36,616 us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest | 57,570 us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest | 34,478 us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest
Balance, December 31 | 230,992 us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount | 222,073 us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount |
Noncontrolling Interest Share Of Earnings [Member] |  |  |
Redeemable Noncontrolling Interest [Line Items] |  |  |
RNCI share of earnings | 22,539 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = fsrv_NoncontrollingInterestShareOfEarningsMember | 13,976 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = fsrv_NoncontrollingInterestShareOfEarningsMember |
Noncontrolling Interest Redemption Increment [Member] |  |  |
Redeemable Noncontrolling Interest [Line Items] |  |  |
RNCI redemption increment | 19,420 us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = fsrv_NoncontrollingInterestRedemptionIncrementMember | 41,430 us-gaap_TemporaryEquityAccretionToRedemptionValueAdjustment / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = fsrv_NoncontrollingInterestRedemptionIncrementMember |
Noncontrolling Interest Distributions Paid To NCI [Member] |  |  |
Redeemable Noncontrolling Interest [Line Items] |  |  |
Distributions paid to RNCI | (21,421)us-gaap_PaymentsOfDividendsMinorityInterest / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = fsrv_NoncontrollingInterestDistributionsPaidToNCIMember | (17,878)us-gaap_PaymentsOfDividendsMinorityInterest / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = fsrv_NoncontrollingInterestDistributionsPaidToNCIMember |
Noncontrolling Interest Purchase Of Interests From NCI Net [Member] |  |  |
Redeemable Noncontrolling Interest [Line Items] |  |  |
Purchases of interests from RNCI, net | (31,677)us-gaap_PaymentsForRepurchaseOfRedeemableNoncontrollingInterest / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = fsrv_NoncontrollingInterestPurchaseOfInterestsFromNCINetMember | (5,242)us-gaap_PaymentsForRepurchaseOfRedeemableNoncontrollingInterest / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = fsrv_NoncontrollingInterestPurchaseOfInterestsFromNCINetMember |
Noncontrolling Interest Recognized On Business Acquisitions [Member] |  |  |
Redeemable Noncontrolling Interest [Line Items] |  |  |
RNCI recognized on business acquisitions | 19,376 us-gaap_BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = fsrv_NoncontrollingInterestRecognizedOnBusinessAcquisitionsMember | 43,531 us-gaap_BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = fsrv_NoncontrollingInterestRecognizedOnBusinessAcquisitionsMember |
Noncontrolling Interest Share Of Other Comprehensive Earnings [Member] |  |  |
Redeemable Noncontrolling Interest [Line Items] |  |  |
Other | $ 682 us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = fsrv_NoncontrollingInterestShareOfOtherComprehensiveEarningsMember | $ (1,495)us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest / us-gaap_EquityInterestIssuedOrIssuableByTypeAxis = fsrv_NoncontrollingInterestShareOfOtherComprehensiveEarningsMember |

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- Definition This element represents the fair value of the noncontrolling interest in the acquiree at 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 (e)(1) -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
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X
- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 21 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4613674-111683 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4569643-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591552-111686 + Details
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- Definition Amount of Net Income (Loss) attributable to noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591551-111686 + Details
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- Definition Portion of equity (net assets) in a subsidiary not attributable, directly or indirectly, to the parent entity which is not redeemable by the parent entity. + References No definition available. + Details
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- Definition The cash outflow during the period for redemption of redeemable noncontrolling interests. + References No definition available. + Details
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- Definition Amount of cash outflow in the form of ordinary dividends provided by the non-wholly owned subsidiary to noncontrolling interests. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585 + Details
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- Definition As of the reporting date, the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section S99 -Paragraph 3A -Subparagraph 14 -URI http://asc.fasb.org/extlink&oid=27011957&loc=SL6540498-122764 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section S99 -Paragraph 3A -Subparagraph (16)(c) -URI http://asc.fasb.org/extlink&oid=27011957&loc=SL6540498-122764 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section S99 -Paragraph 3A -Subparagraph 15 -URI http://asc.fasb.org/extlink&oid=27011957&loc=SL6540498-122764 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 480 -SubTopic 10 -Section S99 -Paragraph 3A -Subparagraph (12)(c) -URI http://asc.fasb.org/extlink&oid=27011957&loc=SL6540498-122764 + Details
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- Definition Amount of decrease to net income for accretion of temporary equity to its redemption value to derive net income apportioned to common stockholders. + References No definition available. + Details
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