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Related-Party Transactions (Details) (USD $)
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3 Months Ended | 9 Months Ended | |||
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2014
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Dec. 31, 2013
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Mar. 31, 2014
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| Related Party Transactions [Abstract] | |||||
| Amounts Determined not to be Payable to Predecessor Owners | $ 575,000thr_AmountsDeterminednottobePayabletoPredecessorOwners | ||||
| Obligations due to settle the CHS Transactions | 567,000us-gaap_DueToRelatedPartiesCurrent | 567,000us-gaap_DueToRelatedPartiesCurrent | 567,000us-gaap_DueToRelatedPartiesCurrent | ||
| Cash paid to settle the CHS Transactions | 0us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired | 1,960,000us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired | 0us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired | 2,055,000us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired | |
| Non-cash Reduction of Related Party Liability | (617,000)thr_NoncashReductionofRelatedPartyLiability | ||||
| Professional Fees Withheld to Settle Related Party Transactions | $ 42,000thr_ProfessionalFeesWithheldtoSettleRelatedPartyTransactions | ||||
| X | ||||||||||
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- Definition
Amounts Determined not to be Payable to Predecessor Owners No definition available.
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| X | ||||||||||
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- Definition
Non-cash Reduction of Related Party Liability No definition available.
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| X | ||||||||||
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- Definition
Professional Fees Withheld to Settle Related Party Transactions No definition available.
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| X | ||||||||||
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- Definition
Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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