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CONSOLIDATED STATEMENTS OF NET INCOME (unaudited) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015
CONSOLIDATED STATEMENTS OF NET INCOME (unaudited) [Abstract] |  |  |  |
Net patient revenues | $ 88,433 | $ 81,451 | $ 173,482 | $ 157,258
Other revenues | 1,997 | 1,837 | 3,856 | 3,271
Net revenues | 90,430 | 83,288 | 177,338 | 160,529
Clinic operating costs: |  |  |  |
Salaries and related costs | 48,837 | 44,398 | 96,641 | 87,450
Rent, clinic supplies, contract labor and other | 17,546 | 16,681 | 35,053 | 33,006
Provision for doubtful accounts | 956 | 1,062 | 2,045 | 2,052
Closure costs | 32 | 5 | 45 | 37
Total clinic operating costs | 67,371 | 62,146 | 133,784 | 122,545
Gross margin | 23,059 | 21,142 | 43,554 | 37,984
Corporate office costs | 8,026 | 7,593 | 17,030 | 15,250
Operating income | 15,033 | 13,549 | 26,524 | 22,734
Interest and other income, net | 21 | 16 | 41 | 24
Interest expense | (320) | (245) | (628) | (510)
Income before taxes | 14,734 | 13,320 | 25,937 | 22,248
Provision for income taxes | 4,674 | 4,203 | 8,197 | 6,980
Net income including non-controlling interests | 10,060 | 9,117 | 17,740 | 15,268
Less: net income attributable to non-controlling interests | (2,989) | (2,813) | (5,341) | (4,798)
Net income attributable to common shareholders | $ 7,071 | $ 6,304 | $ 12,399 | $ 10,470
Basic earnings per share attributable to common shareholders: |  |  |  |
From operations prior to revaluation of redeemable non-controlling interests, net of tax (in dollars per share) | $ 0.57 | $ 0.51 | $ 0.99 | $ 0.85
Charges to additional paid-in-capital - revaluation of redeemable non-controlling interests, net of tax (in dollars per share) | 0 | (0.03) | 0 | (0.03)
Basic (in dollars per share) | 0.57 | 0.48 | 0.99 | 0.82
Diluted earnings per share attributable to common shareholders: |  |  |  |
From operations prior to revaluation of redeemable non-controlling interests, net of tax (in dollars per share) | 0.57 | 0.51 | 0.99 | 0.85
Charges to additional paid-in-capital - revaluation of redeemable non-controlling interests, net of tax (in dollars per share) | 0 | (0.03) | 0 | (0.03)
Diluted (in dollars per share) | $ 0.57 | $ 0.48 | $ 0.99 | $ 0.82
Shares used in computation: |  |  |  |
Basic and diluted (in shares) | 12,511 | 12,409 | 12,480 | 12,362
Dividends declared per common share (in dollars per share) | $ 0.17 | $ 0.15 | $ 0.34 | $ 0.30

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- Definition Amount of expense related to rent, clinic supplies, contract labor and other. + References No definition available. + Details
Name: | usph_RentClinicSuppliesContractLaborAndOther
Namespace Prefix: | usph_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration